Ris
[医][=radioimmunosorbent]放射免疫吸附剂
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书，班门弄斧。
The flight number is ak708 on september 5th.
班机号码是9月5日ak708
or even, of there nough, in other departments of the same firm.
甚至往往不能与本公司的其他部门的同行们。