It must open onto a tunnel.

它一定通到这条隧道之上了。

youdao

I must open my mouth to practice!

我必须张嘴练习！

youdao

If this resource is on your hard drive, the parser must open a file.

如果该资源不在硬盘驱动器里，那么解析器就必须打开一个文件。

youdao

In his comments Wednesday, he said the United States must work to remove trade barriers and open new markets.

VOA: special.2010.07.09

Chairman Genachowski says a "free and open Internet" must be safeguarded.

VOA: special.2009.09.25

House Speaker Pelosi agreed, saying Congress and the Obama administration must keep the door open to additional steps, even as the current stimulus plan begins to work.

VOA: standard.2009.03.10

It must open its doors to all of them if it cannot find others who will.

FORBES: Fact And Comment

If the Doha trade talks are not to collapse, both countries must open their farm markets more.

ECONOMIST: George Bush's best Asian buddy is retiring

Part of opening a company was that you must open a bank account for it so we did.

FORBES: Russians In Cyprus: It's Not About Tax It's About The Rule Of Law And Property Rights