Gram-variable
革兰氏染色不定
🧩 词语组成解析
gram
[græm]
n. 绿豆;鹰嘴豆;绿豆种子;克;
🗣️ 情景例句
She has now held the post of Prime Minister longer than anyone else this century.
她现在担任首相任期之长在本世纪是前所未有的。
If it's not too much trouble, I would like some help.
如果你不嫌麻烦的话，我想请你帮个忙。
Yes! They're having a good time.
是呀！他们玩得很痛快。