switch

1. N-COUNT A switch is a small control for an electrical device which you use to turn the device on or off. 開(kāi)關(guān)

Leona put some detergent into the dishwasher, shut the door, and pressed the switch. 利昂娜在洗碗機(jī)里放了些清潔劑，關(guān)上門(mén)，然后按下開(kāi)關(guān)。

2. N-PLURAL On a railway track, the switches are the levers and rails at a place where two tracks join or separate. The switches enable a train to move from one track to another. 轉(zhuǎn)轍器[美國(guó)英語(yǔ)]

3. V-T/V-I If you switch to something different, for example to a different system, task, or subject of conversation, you change to it from what you were doing or saying before. 轉(zhuǎn)向

Estonia is switching to a market economy. 愛(ài)沙尼亞正在向市場(chǎng)經(jīng)濟(jì)轉(zhuǎn)變。

The law would encourage companies to switch from coal to cleaner fuels. 法律會(huì)鼓勵(lì)各公司從用煤轉(zhuǎn)向使用更清潔的燃料。

4. N-COUNT Switch is also a noun. 轉(zhuǎn)變[usu with supp]

The spokesman implicitly condemned the United States policy switch. 這位發(fā)言人含蓄地譴責(zé)了美國(guó)政策上的轉(zhuǎn)變。

5. PHRASAL VERB Switch over means the same as . 轉(zhuǎn)變

Within a few years the whole country will switch over to digital television. 幾年內(nèi)全國(guó)將會(huì)換上數(shù)字電視。

6. V-T/V-I If you switch your attention from one thing to another or if your attention switches, you stop paying attention to the first thing and start paying attention to the second. 轉(zhuǎn)移 (注意力)

My mother's interest had switched to my health. 我母親的興趣已轉(zhuǎn)移到我的健康上來(lái)了。

7. V-T If you switch two things, you replace one with the other. 調(diào)換

In half an hour, they'd switched the tags on every cable. 半個(gè)小時(shí)內(nèi)，他們換了每根電纜的標(biāo)簽。