Sacrum
n. 骶骨\\n[医] 骶骨
✅ 同义词
🗣️ 情景例句
Well, I'm not sure. Ellen.
噢， 我无法肯定， Ellen。
It is better to be safe than sorry.
事后追悔不如事前稳妥。
The man took heart and, sure enough, on New Years' Eve he was able to hobble along to a party.
果然，除夕时他可以一瘸一拐地去参加晚会了。