restrict”，“limit”，“confine”，“restrain”都含有限制的意思。區別在於：“restrict”與“restrain”為動詞，“limit”和“confine”既有動詞詞性也有名詞詞性。“restrict”僅表示限制，約束的意思。“confine”和“restrain”還表示監禁，“limit”和“confine”含有界限的意思。“confine”除此還有緊閉的意思。Restrict，讀音英 [rɪ"strɪkt] 美 [rɪ"strɪkt] 釋義：vt. 限制；約束；限定(常與 to 或 within 連用):造句：This level of protection lets the application allow or restrict other applications to access thesystem resource. 這種級別的保護讓應用程式允許或限制其他應用程式訪問系統資源。This is an excellent habit for C++, because the compiler can usually inline the access, and if youneed to restrict or debug field access you can add the code at any time. 這是C++中一個好的習慣，因為編譯器會內聯這些訪問，並且如果需要約束或者除錯這些域的訪問，你可以在任何時間新增程式碼。But why should we restrict such joy just to the little guys? 為什麼我們要限制自己而不能像這些小傢伙呢？limit，讀音：英 ["lɪmɪt] 美 ["lɪmɪt] 釋義：n. 限制；限度；界線n.界限，界線，限度，極限，極點[複數] 範圍；境界；領土(漁、獵等的)限額；限量；限度(一次下的)賭注限額[the limit] [口語]使人惱怒或高興到極點的人(或事)；叫人無法忍受的人(或事)【數學】(數列的)極限(函式的)極限(定積分的)極限vt.限制；限定(在一定範圍內)：減少；削減【法律】確定；確切指派造句Class membership is limited to 20.班級人數限定在20名以內。The teacher limited her to 800 words for her composition.老師將她的作文限定在800字以內。We should limit the expenses.我們應該節省開支。Don"t drive so fast! You must keep within the speed limit. 別開得那麼快!你必須把速度限制在規定的範圍內。The General Assembly may limit the time to be allowed to each speaker. 大會可限制每一發言者的發言時間。We try our best to limit our expenditure to the original sum,but we may run over by a fewpounds. 我們儘量把開銷限制在原定的數目之內，但可能會超出幾鎊。Confine，讀音英 [kən"faɪn] 美 [kən"faɪn] 釋義：vt限定範圍，限制：禁閉；使閉門不出；(因病)臥床：監禁，關押：vi.[罕用語] 與…相鄰，交界n.[常作複數]界限；邊界；範圍[古語]幽閉，監禁[廢語]區域，地區；監獄造句：Her illness confined her to bed.她的病使她整天躺在床上。I wish you would confine yourself to the matter under discussion.希望你只談目前我們正在討論的問題。He was confined to prison for ten years.他在獄中被監禁了十年。The refiner defined a definite confine with her fine finger. 提煉者用她精細的手指定義了一個明確的界限.Those desiring to become paraplegic will sometimes confine themselves to a wheelchair in an effort to end the torment. 那些將要下身麻痺的病人會把自己限制在輪椅試圖結束疾病的折磨的。Restrain，讀音：英 [rɪ"streɪn] 美 [rɪ"stren] 釋義：vt.抑制，遏制；剋制；控制:約束；限制 ；阻止(常與of，from 連用)：監禁；拘留，扣押: She was so angry that she could hardly restrain herself.她氣得幾乎控制不了自己。造句I restrained tears with difficulty.我好不容易才忍住了眼淚。We must not restrain children of their liberty.我們絕對不要限制孩子們的自由。He was going to fight with the stranger but his mother restrained him.他要同陌生人打起來，但被他的母親所阻止。The murderer has been restrained.兇手已被押起來。參考資料有道詞典：
restrict”，“limit”，“confine”，“restrain”都含有限制的意思。區別在於：“restrict”與“restrain”為動詞，“limit”和“confine”既有動詞詞性也有名詞詞性。“restrict”僅表示限制，約束的意思。“confine”和“restrain”還表示監禁，“limit”和“confine”含有界限的意思。“confine”除此還有緊閉的意思。Restrict，讀音英 [rɪ"strɪkt] 美 [rɪ"strɪkt] 釋義：vt. 限制；約束；限定(常與 to 或 within 連用):造句：This level of protection lets the application allow or restrict other applications to access thesystem resource. 這種級別的保護讓應用程式允許或限制其他應用程式訪問系統資源。This is an excellent habit for C++, because the compiler can usually inline the access, and if youneed to restrict or debug field access you can add the code at any time. 這是C++中一個好的習慣，因為編譯器會內聯這些訪問，並且如果需要約束或者除錯這些域的訪問，你可以在任何時間新增程式碼。But why should we restrict such joy just to the little guys? 為什麼我們要限制自己而不能像這些小傢伙呢？limit，讀音：英 ["lɪmɪt] 美 ["lɪmɪt] 釋義：n. 限制；限度；界線n.界限，界線，限度，極限，極點[複數] 範圍；境界；領土(漁、獵等的)限額；限量；限度(一次下的)賭注限額[the limit] [口語]使人惱怒或高興到極點的人(或事)；叫人無法忍受的人(或事)【數學】(數列的)極限(函式的)極限(定積分的)極限vt.限制；限定(在一定範圍內)：減少；削減【法律】確定；確切指派造句Class membership is limited to 20.班級人數限定在20名以內。The teacher limited her to 800 words for her composition.老師將她的作文限定在800字以內。We should limit the expenses.我們應該節省開支。Don"t drive so fast! You must keep within the speed limit. 別開得那麼快!你必須把速度限制在規定的範圍內。The General Assembly may limit the time to be allowed to each speaker. 大會可限制每一發言者的發言時間。We try our best to limit our expenditure to the original sum,but we may run over by a fewpounds. 我們儘量把開銷限制在原定的數目之內，但可能會超出幾鎊。Confine，讀音英 [kən"faɪn] 美 [kən"faɪn] 釋義：vt限定範圍，限制：禁閉；使閉門不出；(因病)臥床：監禁，關押：vi.[罕用語] 與…相鄰，交界n.[常作複數]界限；邊界；範圍[古語]幽閉，監禁[廢語]區域，地區；監獄造句：Her illness confined her to bed.她的病使她整天躺在床上。I wish you would confine yourself to the matter under discussion.希望你只談目前我們正在討論的問題。He was confined to prison for ten years.他在獄中被監禁了十年。The refiner defined a definite confine with her fine finger. 提煉者用她精細的手指定義了一個明確的界限.Those desiring to become paraplegic will sometimes confine themselves to a wheelchair in an effort to end the torment. 那些將要下身麻痺的病人會把自己限制在輪椅試圖結束疾病的折磨的。Restrain，讀音：英 [rɪ"streɪn] 美 [rɪ"stren] 釋義：vt.抑制，遏制；剋制；控制:約束；限制 ；阻止(常與of，from 連用)：監禁；拘留，扣押: She was so angry that she could hardly restrain herself.她氣得幾乎控制不了自己。造句I restrained tears with difficulty.我好不容易才忍住了眼淚。We must not restrain children of their liberty.我們絕對不要限制孩子們的自由。He was going to fight with the stranger but his mother restrained him.他要同陌生人打起來，但被他的母親所阻止。The murderer has been restrained.兇手已被押起來。參考資料有道詞典：
http://dict.youdao.com/w/eng/limit/#keyfrom=dict2.index