trace

过去分词：

动词过去分词: traced

更多词形：

形容词: traceable | 副词: traceably | 名词: traceability | 动词过去式: traced | 动词过去分词: traced | 动词现在分词: tracing | 动词第三人称单数: traces |

单词例句：

Did the police find any trace of the murderer?

警方找到凶手的行踪了吗？

I think we can trace the fever back to that long cold swim that she took against our advice.

我想她发烧是由于她不听我们的劝告在大冷的天里长时间游泳所造成的。

A slight trace of color; a tinge.

色调轻微的一抹颜色; 色调

The rain flushed away the trace left by the criminals.

大雨把犯罪分子遗留的痕迹冲刷掉了。

To trace the origins of the Irish problem, we have to go back over three hundred years.

要探讨爱尔兰问题的起因就要追溯到三百多年以前。

So far, the chairman has only been able to trace out the outline of the plan, without any details.

到目前为止，主席只能提出个大体规划，还不能很具体。

The archaeologist find some trace of an ancient civilization in that area.

考古学家们在那个地区发现了一些古代文明的遗迹。

I can not trace my family tree back farther than my great-grand parents.

我无法把我的家谱追溯到我曾祖父母以前。

A human hair consists mainly of a protein called Keratin. It also contains some moisture and the trace metals and minerals found in the rest of the body.

人类的头发主要由一种叫角朊的蛋白质组成，并含有水分及在身体其他部分也可找到的微量金属和矿物质。