America has a big problem, a population replacement process in progress.

美国有一个大问题，那就是正在发生的人口更替过程。

youdao

This was the second of three spacewalks in the coolant tank replacement process.

更换冷却液罐的整个过程要进行3次太空行走，这是第2次。

youdao

Scientists believe the secret to the clams' longevity is a slowed cell-replacement process. But why they age so slowly is unknown.

科学家们认为蛤蜊长寿的秘诀在于其细胞代谢过程的缓慢，但是仍然不知道它为何如此缓慢。

youdao

In the wake of scandal in the governor's office, Illinois voters approved a constitutional amendment (HJRCA 31) that will allow for a recall of a governor and a special election to choose a replacement -- a process that exists in 18 other states.

CNN: Variety of proposals on ballots in 37 states

Colin Port wants six months' notice and an injunction blocking the interview process for his replacement.

BBC: Avon and Somerset police chief Colin Port takes PCC to court

Meanwhile, Kior last month said it received EPA approval for a drop-in replacement fuel from wood chips using a pyrolysis process adopted from the oil refining business.

FORBES: Audi Places Its Biofuel Bets On Joule