✅ 同义词
🗣️ 情景例句
That's a good sign.
这是个好兆头。
He is lifeless that is faultless.
人孰无过。
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。