carry out an experiment的用法和樣例：
例句
- They also carry out experiments.
他們還進(jìn)行實(shí)驗。 - All switches should be left down during the experiment.
在進(jìn)行實(shí)驗時(shí)，所有的開(kāi)關(guān)都應該向下。 - Where to do this experiment is still unknown.
在什么地方做實(shí)驗還不知道。 - We will make an assay of the ore that he brought.
我們將對他帶來(lái)的礦石做實(shí)驗鑒定。
