Propine acid
[机] 丙炔酸
🧩 词语组成解析
[苏][古]赠送(礼品)
🗣️ 情景例句
The rich few nations of this world take up the vast majority of the wealth and resources.
少数几个富裕的国家占有了大多数的财富和资源。
The stations are always full of people.
火车站里经常挤满了人。
We've seen several members of the family since we arrived my grandfather and my aunt and uncle.
自我们回来以后已经见到了好几个家庭成员祖父、姑姑和叔叔。