Cd50
[医] 半数治愈量
🗣️ 情景例句
Grandma, I bet you have a lot of stories to tell.
奶奶，我敢打赌你会说很多故事。
What's your plan?
你的计划是什么？
Collecting as a serous hobby is quite different and has many advantages.
作为一种严肃的业余爱好的收藏活动完全是另外一回事，它具有许多益处。