act as circumstances dictate
逐机───One by one;应变───strain
Line up, one by one.───排队,一个跟着一个。
listen one by one.───一个一个地听吧。
Kurt picked up his hand and fanned out the cards one by one.───库尔特拿起他那手牌,一张张成扇形铺开。
He weeded out one by one the books he didn't want.───他把不想要的书一本一本丢掉.
She talked to them one by one.───她逐一地和他们谈话.
The night fell, and one by one the stars shone out.───夜幕降临了, 星星一颗接一颗在天空上闪现.
One by one those at the table tried the experiment.───席上那些人挨个试了试.
He shot arrows one by one, but each missed.───他射了一箭又一箭, 但都未能射中.
The snipers picked the soldiers off one by one as they ran for cover.