Chromene
[化] 色烯; 苯并吡喃
🗣️ 情景例句
He is tough to work with.
他很难共事。
I meet the boy whose aunt is a typist.
我遇到那个男孩的姑妈是打字员。
is to make your interests gradually wider and more impersonal,
就是逐渐使自己的兴趣更加广泛，逐渐摆脱个人狭小的圈子，