coal tar
collocation煤焦油
Coal tar is used in making roads and for waterproofing.
煤焦油用于铺路和防水。
焦油；柏油
tar（Unix归档工具）；tar归档文件；水手；塔尔琴（波斯长颈弦乐器）；塔尔鼓（单面框鼓）
A black, sticky, viscous substance made mainly from hydrocarbons obtained from organic materials such as wood, peat, or coal.
一种黑色、油性、粘稠的物质,主要由从木材、泥炭或煤等有机材料中提取的碳氢化合物组成。
A black, oil, sticky, viscous substance, consisting mainly of hydrocarbons derived from organic materials such as wood, peat, or coal.
用于归档文件的程序,常见于Unix系统。
A program for archiving files, common on Unix systems.
一种波斯长颈、腰形弦乐器,许多中东和高加索地区的文化和国家共享。
A Persian long-necked, waisted string instrument, shared by many cultures and countries in the Middle East and the Caucasus.
一种起源于北非和中东的单面圆形框鼓。
A single-headed round frame drum originating in North Africa and the Middle East.
各种深色粘稠的残留物
any of various dark heavy viscid substances obtained as a residue
由此类程序生成的文件。
A file produced by such a program.
水手
a man who serves as a sailor
The workers spread hot tar on the roof to keep the rain out.
工人们把热柏油涂在屋顶上，防止雨水渗进来。
用法提示：tar 在这里是名词（不可数），指用来防水、铺屋顶的黑色黏稠物质。
A thin layer of tar can protect wooden fence posts from moisture.
一层薄薄的柏油可以保护木栅栏柱子不受潮气侵蚀。
用法提示：tar 作名词，表示涂在木头表面起保护作用的黏稠材料。
The smell of fresh tar filled the air as workers repaired the road.
工人们修路时，空气中弥漫着新鲜柏油的气味。
用法提示：tar 为名词，指修路时使用的黑色黏稠材料。
pitch 与 tar 常可互换，但 pitch 多指固态黏稠树脂，强调防水密封；tar 更泛指煤焦油等，口语中可互换。
bitumen 指天然或石油加工沥青，多用于筑路；tar 多指煤焦油，化工语境下不能混用，日常少用。
煤焦油
Coal tar is used in making roads and for waterproofing.
煤焦油用于铺路和防水。
焦油坑
Many fossils have been found in the La Brea tar pits.
拉布雷亚焦油坑中发现了许多化石。
低焦油香烟
He bought low-tar cigarettes at the store.
他在商店买了低焦油香烟。
焦油纸
They nailed tar paper to the wooden roof.
他们把焦油纸钉在木屋顶上。
油砂
The tar sands in Canada are a major source of crude oil.
加拿大的油砂是原油的主要来源。
tar 归档文件
Please send me the tar archive of the project files.
请把项目文件的 tar 归档文件发给我。
与 tar 相似，均为深色黏稠物质，常用于铺路或屋顶材料。
煤焦油（coal tar）是 tar 的重要来源之一。
松焦油等由木材干馏得到，与 tar 的原料相关。
石油中可提炼出类似 tar 的烃类物质。
天然树脂加热后也会产生黏稠焦油状物质。
严惩；公开羞辱
The media tried to tar and feather the minister over the scandal.
媒体试图就那桩丑闻公开羞辱这位部长。
对…一概而论；把…看成都一样坏
You shouldn't tar all politicians with the same brush.
你不应该把所有政客一概而论。
狠揍；痛打
If he says that again, I'll beat the tar out of him.
如果他再那样说，我就狠狠揍他一顿。
Choose the next layer that will help you use tar with more confidence.
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Dictionary facts from ECDICT, WIKTIONARY.