oil tar

• 焦油

oil tar的用法和样例：

例句

1. This kind of tobacco has a high tar content.
   这种香烟焦油含量很高。
2. Tar is much used in making modern roads.
   修建现代公路多用焦油沥青。
3. Tar is a binder for gravel in paving.
   在铺路时柏油用来黏结砾石。
4. The road is so new that one can smell tar.
   这条路新得都能闻到柏油的气味。
5. A pitch mesophase can be prepared from petroleum pitch andcoal tar pitch.
   从石油沥青和煤沥青中制取沥青中间相物质。