trace造句

We must trace the source of these noxious gases before they asphyxiate us.
在我们被这些有毒气体窒息之前,必须查出其来源.

There was a trace of exasperation in his voice.
他的声音听上去有些愤怒。

The lecture will trace the depiction of horses from earliest times to the present day.
这个讲座将探究从古至今的画马艺术。

They can trace their lineage directly back to the 18th century.
他们的世系可以直接追溯到18世纪。

Trace an analogy between pastoral poetry and landscape painting.
找出田园诗和风景画之间的相似之处.

All trace of his working - class background was deliberately obscured.
他 工人阶级 出身的所有痕迹都给有意地隐藏起来了.

In order for their computers to trace a person's records, they need both the name and address of the individual.
在他们的电脑上查询个人记录，需要提供被查询人的姓名和地址。

He took great pains to write on his subject without a trace of sensationalism.
他尽力不带一丝哗众取宠的色彩来写作他的题材。

They could not trace him.
他们找不到他。

Staff will be able to trace calls at the touch of a button.
工作人员一摁按钮便可以追踪电话。

The Social Democratic Party has sunk without trace at these elections...
社会民主党在这些选举中已销声匿迹。

He can find no trace of a rule requiring research to be vetted before publication...
他找不到任何要求研究成果在发表前需经审查的规定。

There's been no trace of my aunt and uncle...
没有我姑姑、姑夫的踪迹。

Figure 3 : trace loss with FR - 4 and Roger dielectrics.
[图3:FR-4与罗杰的绝缘损耗轨迹表].

Mercury fulminate may contain trace of mercuric oxalate.
雷汞中可能含有微量的乙二酸汞.

All trace of his working-class background was deliberately obscured.
他工人阶级出身的所有痕迹都给有意地隐藏起来了。

Despite a thorough investigation, no trace of Dr Southwell has been found...
尽管进行了彻底的调查，还是没有发现索思韦尔博士的任何踪迹。

He wanted to trace roughly.
他想草草地勾画。

They failed to find any trace of the runaways.
他们未能找到逃跑者的任何踪迹.

A BCO spectrophotometric method has been applied to determination of trace copper in aluminium power.
介绍了用BCO分光光度法对铝粉中微量铜的测定.

• #trace