Bacteriaceae
桿菌科
🗣️ 情景例句
Examinations are at hand.
考试在即。
Where there is no good within, no good comes out.
没有内心的美，就没有外在的美。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？