Mantid
n. & adj.[昆]螳螂(的)
🗣️ 情景例句
A community center
一个社区中心
You are still thinking about a Ph.D., aren't you?
你还是想学成博士，是吗？
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。