Objectionable impurities
[化] 有害杂质
🧩 词语组成解析
objectionable
[[əb'dʒɛkʃənəbl]]
a. 会引起反对的, 令人讨厌的
n. 杂质（impurity的复数）
🗣️ 情景例句
and from the University of Michigan in 1956.
一九五六年从Michigan大学毕业。
Old birds are not to be caught with shaff.
老谋是不会失算的。
That's not allowed. Once you are in here, listen to your teacher.
那是不允许的。一旦进来了，你们要听老师的话。