strong （強壯的），反義詞weak（虛弱的，弱小的）。
strong造句：He is a strong man。
他是一個強壯的男人。
weak造句：And even stumbling speech may strengthen a weak tongue.
即使是磕絆的話語也會強壯無力的舌頭。
例句：
1.I was too weak to move or think or speak
我太虛弱了，無法動彈，無法思考，也無法說話。
《柯林斯高階英漢雙解學習詞典》
2.Until the beating, Cantanco"s eyesight had been weak, but adequate
捱打前坎坦科的視力就一直很弱，不過也還勉強看得見。
3.He was a nice doctor, but a weak man who wasn"t going to stick his neck out
他是位為人和藹的醫生，但膽小怕事，不敢冒什麼風險。
4.His weak voice was almost inaudible
他的聲音微弱，幾乎聽不見。
5.The owner said the bird may have escaped through a weak spot in the aviary
鳥的主人說這隻鳥可能是從鳥舍一處不結實的地方逃走的。
strong （強壯的），反義詞weak（虛弱的，弱小的）。
strong造句：He is a strong man。
他是一個強壯的男人。
weak造句：And even stumbling speech may strengthen a weak tongue.
即使是磕絆的話語也會強壯無力的舌頭。
例句：
1.I was too weak to move or think or speak
我太虛弱了，無法動彈，無法思考，也無法說話。
《柯林斯高階英漢雙解學習詞典》
2.Until the beating, Cantanco"s eyesight had been weak, but adequate
捱打前坎坦科的視力就一直很弱，不過也還勉強看得見。
《柯林斯高階英漢雙解學習詞典》
3.He was a nice doctor, but a weak man who wasn"t going to stick his neck out
他是位為人和藹的醫生，但膽小怕事，不敢冒什麼風險。
《柯林斯高階英漢雙解學習詞典》
4.His weak voice was almost inaudible
他的聲音微弱，幾乎聽不見。
《柯林斯高階英漢雙解學習詞典》
5.The owner said the bird may have escaped through a weak spot in the aviary
鳥的主人說這隻鳥可能是從鳥舍一處不結實的地方逃走的。