Nonactin
n. [微]无活菌素
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
So-so.
马马虎虎。
Now Wu Peng from Class 1 was in front! Not far behind him was Lin Tao.
现在1班的吴鹏在前边！紧追其后的是林涛。