Block copolymer
[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;
copolymer
[[kəu'pɔlimə]]
n. 共聚物\\n[化] 共聚物; 二元共聚物
🗣️ 情景例句
He accepted an offer of help.
他接受了援助的建议。
A little child is the sweetest and purest thing in the world.
幼儿是世界上最可爱和最纯洁的。
Indeed they can have a delightful surprise when they find something useful which they did not know they owned.
确实，一旦无意之中从自己的收藏品中找到某件有用的东西时，可以给人一种惊喜的感觉。