Spirostanone
[化] 螺甾烷酮
🗣️ 情景例句
You made a tough decision.
你做了一个困难的决定。
Deep rivers move in silence, shallow brooks are noisy.
深水静静流，浅溪潺潺流。
Alcohol may be a medical disinfectant, but should not be relied upon to sterilize water.
酒精可能是医学上的消毒剂，但决不可用来消毒饮用水。