Prepared coal tar
[医] 精制煤焦油
🧩 词语组成解析
prepared
[[pri'peəd]]
a. 准备好的, 特制的
coal
[kol]
n. 煤;煤块;煤堆;木炭;
vi. 上煤;加煤;
vt. 给…加煤;把…烧成炭;
tar
[tɑ:]
n. 焦油，沥青，柏油;尼古丁;<口>水手，水兵;
vt. 以焦油或沥青覆盖或涂抹（某物）;
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
I'm always tired when I come home from work.
当我完成工作回家时，我总是疲倦的。
for it is then almost ready to undertake heavy work and can begin to earn its keep straight away.
这个年龄的象差不多已能干重活，可以很快挣回饲养它的开支。