Felton's unit
[医] 费尔顿氏单位(抗肺炎球菌血清单位)
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
worrying about him.
为他操心。
He never breaks his word.
他决不食言。
I argued that if I spent less time exhausting myself at exercises in the morning,
我辩解说，早晨少耗费精力锻炼，