1.一个一个,挨次
2.一个一个地
1.first one, then the next, then the next, etc., separately
1.One by one, they trip up and collapse in a heap even before they have had a chance to connect with the ball.
他们一个接一个地在还没有机会碰到球之前就摔倒在地，叠成人堆。
2.Hearing these, the athletes one by one began to lose their courage, except a few who were in higher spirit still climbing up.
听到这些，一只又一只的青蛙开始泄气了，除了那些情绪高涨的几只还在往上爬。
3.One by one, they emerged through a swinging door, out of a pit a half-mile deep, pumping fists and hugging family. A great-grandfather.
们一个接一个地从半英里深处陆续升井，走出转门，击拳庆祝，与家人拥抱。
4.Just a pie? It's downright expert. A thing of beauty. How each flavor opens itself, one by one, like a chapter in a book.
不过是个派？那可完全是个杰作，是充满美感的事物。每种味道一一呈现的过程，就想书中的一个个章节。
5.One by one, people stood up, filed into the aisle and began to help us.
人们一个接一下站了起来，挤满了过道来帮助我们。
6.the magician produces dozens of little lights from his finger tip and places them , one by one , into a black cloth bag.
魔术师从手指中变出很多光点，然后将它们逐一放入黑色的布袋中。
7.television program hosts carry on a dissemination with "one by one" form, while network video hosts with the form of "a pais of polys" s.
电视节目主持人以“一对一”的形式进行传播，网络视频主持人以“一对多”的形式进行传播。
8.One witness said: "We do not know why . . . the beginning of the sudden, doves falling one by one, followed by groups of 10 or 20 (fall). "
一名目击者说：“我们不知道这为什么突然发生……开始时，斑鸠一个接一个坠落，随后10个或20个成群（坠落）。”
9.These lines, which had fallen one by one on the paper, were what might be called drops of soul.
那些字，一个个落在纸上，可以称之为一滴滴的灵魂。
10.I attempt to put your strengths on such a list one by one, and God knows how difficult it is one of the project?
我妄图就这么把你的优点逐条列出，天知道那是一项多么艰巨的工程？