Block polymer
[化] 嵌段共聚物
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
I'll bring some of my pictures into the gallery.
我就带一些我的摄影到艺廊来。
Fame like a river is narrowest at its source and broadest afar off.
名誉像条河，源头最狭窄，远处最宽阔。
It was his job to repair bicycles and at that time he used to work fourteen hours a day.
他那时的工作是修理自行车，并且通常是一天工作14个小时。