under ground
柯林斯词典
1. ADV Something that is underground is below the surface of the ground. 在地下[ADV after v]
Solid low-level waste will be disposed of deep underground. 低放射性固体废物将被弃置在地下深处。
2. ADJ Underground is also an adjective. 地下的[ADJ n]
...an underground parking garage for 2,100 vehicles. …一座能停放2100辆车的地下停车库。
3. N-SING Theunderground in a city is the railway system in which electric trains travel below the ground in tunnels. 地铁[英国英语] ['the' N, also 'by' N]
I don't travel on the underground late at night. 我深夜不坐地铁。
4. ADJ Underground groups and activities are secret because their purpose is to oppose the government and they are illegal. 秘密的; 地下的[ADJ n]
...the underground Kashmir Liberation Front. 秘密的克什米尔解放阵线。
5. ADV If you go underground, you hide from the authorities or the police because your political ideas or activities are illegal. 秘密地; 在地下[ADV after v]
After the violent clashes of 1981 they either went underground or left the country. 1981年的暴力冲突之后，他们要么转入地下了，要么离开了这个国家。
返回 under ground
underground
副词读作 ˌʌndəˈgraʊnd 。名词和形容词读作ˈʌndəˌgraʊnd。