scan

1. V-T/V-I When you scan written material, you look through it quickly in order to find important or interesting information. 瀏覽

She scanned the advertisement pages of the newspapers. 她瀏覽了報紙的廣告頁。

2. N-SING Scan is also a noun. 瀏覽

I just had a quick scan through your book again. 我剛剛把你的書又作了一次瀏覽。

3. V-T/V-I When you scan a place or group of people, you look at it carefully, usually because you are looking for something or someone. 仔細察看[no passive]

The officer scanned the room. 警察仔細察看了那個房間。

She was nervous and kept scanning the crowd for Paul. 她很緊張，一直在人群中尋找保羅。

4. V-T If people scan something such as luggage, they examine it using a machine that can show or find things inside it that cannot be seen from the outside. (用機器) 掃描 (行李等)

Their approach is to scan every checked-in bag with a bomb detector. 他們的做法是用炸彈探測器掃描每一個辦理了登機手續(xù)的箱包。

5. V-T If a computer disk is scanned, a program on the computer checks the disk to make sure that it does not contain a virus. 掃描 (計算機磁盤以查病毒)[計算機]

Not all ISPs are equipped to scan for viruses. 并非所有的因特網(wǎng)服務(wù)供應(yīng)商都有裝備來掃描病毒。

6. V-T If a picture or document is scanned into a computer, a machine passes a beam of light over it to make a copy of it in the computer. 掃描 (圖片或文件)[計算機] [usu passive]

The entire paper contents of all libraries will eventually be scanned into computers. 所有圖書館的全部紙質(zhì)內(nèi)容最終都會被掃描進電腦。

7. V-T If a radar or sonar machine scans an area, it examines or searches it by sending radar or sonar beams over it. (用雷達或聲納波束) 掃描

The ship's radar scanned the sea ahead. 船上的雷達掃描了前方海域。

8. N-COUNT A scan is a medical test in which a machine sends a beam of X-rays over a part of your body in order to check that it is healthy. (身體) 掃描檢查

A brain scan revealed the blood clot. 腦部掃描檢查發(fā)現(xiàn)了那個血塊。