Teac
[医] 氯化四乙铵
🗣️ 情景例句
Let's congratulate ourselves that this transaction has been made.
让我们祝贺这次交易圆满成功。
Everything must have a beginning.
凡是都有起源。
I'd come too if I had time to spare.
如果我能匀出时间，我也愿意去。