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高考 CET-4 CET-6 考研 IELTS BNC: 4161 COCA: 3562

cave

1 cave /ˈkeɪv/ noun
plural caves
1 cave
/ˈkeɪv/
noun
plural caves
Learner's definition of CAVE
[count]
: a large hole that was formed by natural processes in the side of a cliff or hill or under the ground洞穴
2 cave /ˈkeɪv/ verb
caves; caved; caving
2 cave
/ˈkeɪv/
verb
caves; caved; caving
Learner's definition of CAVE

cave in

[phrasal verb]
: to fall down or inward坍塌;塌陷
cave (something) in or cave in (something) : to cause (something) to fall down or inward使坍塌;使塌陷
informal : to stop trying to resist or oppose something : to give in or submit to pressure屈从;屈服
sometimes used in U.S. English without in在美国英语中有时不与in连用
see also cave-in

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