Anthraquinone
n. [化]蒽醌
🗣️ 情景例句
OK.
好的。
A friend in need is a friend indeed.
患难朋友才是真朋友。
He had no sooner returned than he bought a house and went to live there.
他刚一回到英国便买下了一幢房子住了进去。