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
This is Susan with Jiaotong University student. May I have your name, sir?
我是交通大学的在校生苏珊，请问您贵姓？
There isn't much room for doubt in this matter.
关于这件事，不大有质疑余地。
I decline!
我拒绝！