Cassiterite
n. 锡石\\n[化] 锡石
✅ 同义词
🗣️ 情景例句
The real discussion comes tomorrow.
明天才会正式商谈。
I'm going to work.
我去上班。
and since most medical men in the Health Services are overworked and have little time for offering time-consuming and little-appreciated advice on such subjects as diet,
因为卫生部门的大多数医生都超负荷工作，所以没有多少时间提出一些既费时而又不受人欢迎的忠告，如注意饮食、