Tyberculin
[医] 结核菌素
🗣️ 情景例句
Let things be.
顺其自然。
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
Excuse me. What's the time, please?
对不起，请问几点了？