美[kr?k] 1 . The drug is variously known as crack or freebase.
這種毒品的叫法五花八門,有人稱為crack,也有人叫它freebase.
來自《簡明英漢詞典》
2 . She's calm and strong, and she is just not going to crack .
她鎮(zhèn)定而且堅強，絕不會垮掉。
來自柯林斯例句
3 . In severe cases, the skin can crack and weep.
在惡劣的條件下，皮膚可能會開裂并流膿。
來自柯林斯例句
4 . Drug experts say it could spell the end of the crack epidemic.
禁毒專家說它可能會結束強效可卡因吸食泛濫的局面。
來自柯林斯例句
5 . He went to the door, opened it a crack, and listened.
他朝門走去，打開一條門縫聽著。
來自柯林斯例句
1.a long narrow opening
2.a narrow opening;
he opened the window a crack
3.a long narrow depression in a surface
4.a sudden sharp noise;
the crack of a whip
5.a chance to do something;
he wanted a shot at the champion
6.witty remark
7.a blemish resulting from a break without complete separation of the parts;
there was a crack in the mirror
8.a purified and potent form of cocaine that is smoked rather than snorted
9.a usually brief attempt;
he took a crack at it
10. the act of cracking something
11.of the highest quality;
an ace reporter
1.become fractured; break or crack on the surface only;
The glass cracked when it was heated
2.make a very sharp explosive sound;
His gun cracked
3.make a sharp sound;
his fingers snapped
4.hit forcefully; deal a hard blow, making a cracking noise;
The teacher cracked him across the face with a ruler
5.pass through (a barrier);
Registrations cracked through the 30,000 mark in the county
6.break partially but keep its integrity;
The glass cracked
7.break suddenly and abruptly, as under tension;
The rope snapped
8.suffer a nervous breakdown
9.tell spontaneously;
crack a joke
10. cause to become cracked;
heat and light cracked the back of the leather chair
11. reduce (petroleum) to a simpler compound by cracking
12. break into simpler molecules by means of heat;
The petroleum cracked
