n. 焦油； 柏油
n. 水手
vt. 涂以焦油
This kind of tobacco has a high tar content. 这种香烟焦油含量很高。
Tar is much used in making modern roads. 修建现代公路多用焦油沥青。
Tar is a binder for gravel in paving. 在铺路时柏油用来黏结砾石。
