Teac
[医] 氯化四乙铵
🗣️ 情景例句
This has been a great learning experience for us, Marilyn.
这对我们是一次很好的学习经验， Marilyn。
The plans are not even made yet.
这计划还不曾有人策划过。
But in an old man who has known human joys and sorrows,
可是老年人已经饱尝了人间的甘苦，