convex polygon
凸面多角形
cope with
与…相适应
correspond to
与…相对应
count on ['kaunt ɔn]
依赖
course offering
课程设置
craft of poetry
诗歌技艺
credit somebody with something
把…归功于
crew modules
船员舱
critical point
临界点
crouch ['krautʃ]
vi.蹲；弯腰
记住不要和couch（长沙发）相混
curio hunter
古董搜寻者
cut down
减少，削减
cannot help but
禁不住
capture the imagination of
激起…的想象(力)
care about
关注；对…感兴趣
care for
照料(看)
carry on
进行
carry out
carry sth. on one's back
背在背上
carve out of
从…切出(引伸为修建)
