to keep

基本解釋

You have to work hard to keep ahead in your class.
要想在全班保持成績(jī)領(lǐng)先，你就必需努力學(xué)習(xí)。
If he continues to keep ahead, he will win the race.
如果他繼續(xù)保持領(lǐng)先地位，他將贏(yíng)得這場(chǎng)比賽。
She endeavours to keep things neat in her apartment.
她力圖把她房間里的一切東西保持整潔。

The legislature would have the power to keep the territory open to slavery and,in time,help it become a slave state.
So there's all sorts of things that we have to obviously monitor, to keep track of that can influence our industry.
所以我們要觀(guān)察的,顯然有很多，才能跟得上信息技術(shù)行業(yè)的發(fā)展。
斯坦福公開(kāi)課 - 戴爾CEO-Michael.Dell談創(chuàng)業(yè)和發(fā)展課程節(jié)選
Well, not everybody, but everybody can use to keep emails safe, just like sort of a really easy thing to do.
嗯，不一定是所有人，但是每個(gè)人都可以輕而易舉地用這種密碼來(lái)保證自己郵箱的安全，
積極參與俱樂(lè)部活動(dòng) - SpeakingMax英語(yǔ)口語(yǔ)達(dá)人

The goal is to keep privileged and secret what it does and how it operates.
FORBES: Watch Out For The Quants