Coal tar acid
[医] 煤焦油酸
🧩 词语组成解析
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
when she goes back to Greece.
她回去希腊时。
I need small change.
我需要零钱。
All this was comparatively slow until, with the coming of science, the tempo was suddenly raised.
所有这些发展都比较缓慢，而随着科学的到来，增长的速度才突然加快。