(sem 的复数) abbr. 标准电子组件(Standard Electronic Modules);扫瞄式电子显微镜(scanning electron microscope)
🗣️ 情景例句
What I'm trying to say ...
我想说……
I ought to not bother him any more.
我应该不要打扰他了。
Marine Studio biologists have pointed out that, however intelligent they may be, it is probably a mistake to credit dolphins with any motive of lifesaving.