Stepwise elution
[化] 分阶洗脱
🧩 词语组成解析
a. 楼梯式的, 逐步的
n. [化]洗提
🗣️ 情景例句
Have you ever been to Niagra Falls?
你去过尼亚拉加瀑布吗？
Sorry to have kept you waiting.
抱歉使你久等了。
The village no longer existed because it had been submerged, and all the valley too.
村庄已不复存在，因为已经为水所淹，山谷也被水淹没了。