Mark the corresponding letter on Answer Sheet 1 with a single line through the centre.

在答题卡1相应字母中心处划一条线。

youdao

Then mark the corresponding letter on Answer Sheet 1 with a single line through the center.

然后在答题卡1对应字母中处划横线。

youdao

Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre.

请在答题卡2上各题相应字母中间划一道横线。

youdao

Now,at last, the two coasts of the United States were united by a single line of metal rail.

VOA: special.2010.02.25

Not so much as long as the single line But in fact groups of lines. The quote editions are Highly condensed; the folio edition are probably Come closer to the full play.

不一定是一句台词,而是大段的台词，引语版是,高度浓缩的，第一对开本可能,更接近完整的剧。

麻省理工公开课 - 媒体、教育、市场课程节选

If you look really carefully, you could find it was not a single line but two lines, and Bohr is silent on such matters.

如果你仔细观察的话，会发现这是两条谱线而非一条，对这一研究，波尔不得不沉默。

麻省理工公开课 - 固态化学导论课程节选

The horizontal view is convenient for displaying a long formula on a single line.

ENGADGET: Casio's touchscreen graphing calculator arrives in 2013, makes the TI-84+ look dated

Here and there, a single line of prints peels off to a spruce tree.

BBC: In Sweden, a long journey home

In a single line: no longer would it be a felony to breach a contract.

FORBES: 'Aaron's Law' Suggests Reforms To Computer Fraud Act (But Not Enough To Have Protected Aaron Swartz)