A portable room temperature diode laser based on mid infrared gas sensor was developed for open path measurements of methane in ambient air.

一种新研制成功便携式以室温半导体激光器为基础的中红外气体敏感器用于测量空气中甲烷浓度。

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youdao

It can open many doors and can lead you into a path to success.

它可以打开许多门，并且可以引领你走向成功之路。

youdao

The path leads past an open field covered with huge rocks, through a group of tall spruce trees, and past a field of blueberry bushes.

VOA: special.2009.07.20

(Speaking) President Obama visited South Korea in November, and reminded the North the path to dialogue remains open.

VOA: standard.2009.12.30

Russia had "very clearly and consistently explained" that it would not accept a resolution that "would open the path for pressure of sanctions and further to extend military involvement in Syrian domestic affairs, " said Vitaly Churkin, Russia's ambassador to the United Nations.

CNN: Syria shows al-Assad, amid speculation on his whereabouts

Walk across a stone path, open your office door, fire up your computer and get to work.

FORBES: Why Your Home Office Should Be In The Backyard

Think about that. (Applause.) That path is open only if you take it through your vote.

WHITEHOUSE: The White House