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n (1)大(深)坑 (relatively deep hole in the ground， either natural or man-made) [C]： dig a～挖一個(gè)坑;The～s were stacked with ammunition. 坑里堆著軍火。〖同〗hole， hollow;

(2) 1)礦坑 (deep hole from which minerals are dug out) [C] (尤用于合成詞)： a coal-～煤礦井;a sand-～采砂坑;a gravel-～采礫場(chǎng);a clay-～黏土坑;～pony 從前在礦井下運(yùn)礦石的矮種馬;2)(為工業(yè)目的而掘的)坑 (hole in the ground dug for different industrial purposes) [C]： a saw/tan～鋸木/鞣革坑;

(3)煤礦 (coal-mine) [C]： work at/down the～在煤礦/井下工作;go down the～下礦井干活;

(4)動(dòng)植物表面的凹陷處(natural hollow in the surface of a plant or an animal's body) [C]： the ache in the～of his stomach 他的心口痛;

(5) 1)(尤指出天花留下的)斑痕，麻子 (small hollow mark or place left on the body， esp after smallpox) [C]： small～s on the skin left after certain illnesses 生過某些疾病后皮膚表面留下的小麻子; 2)(尤指金屬或玻璃表面的)小凹陷 (small hollow mark or place in the surface of sth， esp of metal or glass) [C]： scratches and～s on the enamel 搪瓷制品上的劃痕和小坑;

(6)戲院中正廳后座(的觀眾) ((people sitting in) the back part of the ground floor of a theatre) [C， 通常sing， the～] (BrE)： watch the play from the～在正廳后座看戲;

(7)(劇場(chǎng)舞臺(tái)前面的)樂池(area in front of a stage in a theatre for the orchestra) [C， sing] (=orchestra pit);

(8) 1)(汽車修理廠地里的)檢修坑(hole in the floor of a garage where mechanics can work underneath automobiles) [C]： 2) (在汽車比賽中)供汽車檢修和加油的檢修站 ((in motor racing) place beside a motor race track for repairing and refuelling racing cars) [pl]： The leading car has gone into the～s for a wheel change. 領(lǐng)先的賽車已經(jīng)進(jìn)入了檢修站換車輪。

(9)(商品交易所中的)交易場(chǎng) (part of the floor of a commodity exchange where arrangements are made for buying and selling a particular commodity) [C， sing， the～] (尤用于合成詞)(AmE)： the wheat-/corn-～小麥/玉米交易場(chǎng);

(10)(《圣經(jīng)》或修辭用語)深淵，地獄 (hell) [C， sing， the～]： the～地獄;

(11)捕獸陷井 (a hole dug in the ground and covered over， used as a trap for wild animals) [C];

be the pits 極差，非常糟糕 (尤AmE)(infml)： This music/The book is the～s! 這音樂/這本書太糟糕了!

→′pitfall n 意外的困難和危險(xiǎn);′pithead n 煤礦井入口;′pit-prop n用于支撐礦井巷道頂?shù)呐R時(shí)支柱;

vt使有疤痕(麻子，凹點(diǎn)) (mark sth with hollow scars or holes) [T+n， T+n+prep(with) 尤pass]： (acid)～the surface of the silver (酸)將銀的表面腐蝕得凹凸不平;a landscape～ted with holes 坑坑洼洼的地形;a face～ted with scars/smallpox 有疤痕/麻子的臉;The surface of the moon is～ted with craters. 月球表面遍布著隕石坑。

pit sb/sth against sb/sth 使競(jìng)爭(zhēng)(較量)：～a champion against an unknown 使冠軍與一個(gè)無名之輩較量;～one's brains/wits against sb 與某人斗智;