Only by doing so can we maintain the vigor and vitality of our nation.

只有这样做，我们才能使的国家保持生机和活力。

youdao

We maintain 24-hour alert.

“我们二十四小时保持警觉”。

youdao

In this example we maintain only one copy of the data.

在这个例子中，我们仅维护数据的一个副本。

youdao

"I want to emphasize our commitment to the Nigerian market,". "This new flight is a key part of Delta's African expansion and ensures that we maintain our position as the number one US carrier to Nigeria and more broadly to Africa."

VOA: standard.2009.06.13

We've talked about one the main concepts in physiology being homeostasis, that is 'how do you maintain a constant internal environment?

我们讲到了生理学的主要概念,内稳态,即如何维持内环境的稳定

耶鲁公开课 - 生物医学工程探索课程节选

Let's hang on for a little while longer to a set of conditions where we will maintain constant entropy, namely constant entropy and pressure.

我们先继续考虑,保持熵不变的情况，即保持熵和压强不变。

麻省理工公开课 - 热力学与动力学课程节选

We have to do it wisely to ensure that we maintain our national security.

WHITEHOUSE: Press Briefing

Lower risk means higher equity prices, and we maintain our expectation of solid equity returns.

FORBES: Malpass Still Bullish on U.S. Economy

If we maintain above 1358-1362 for the first 60 minutes, I would not be stubborn.

FORBES: Futures, Foreign Markets Climb in Anticipation of Greek Debt Swap Deal