Ceratitis
角膜炎
🗣️ 情景例句
Show.
Show。
Can she be a driver?
她可能是个司机吗？
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。