【計(jì)】 contention problem

碰的英語翻譯：

bump; meet; run into; touch

頭的英語翻譯：

beginning or end; cobbra; conk; crumpet; end; first; garret; hair; head
leading; nob; noddle; pate; sconce; side; top; twopenny
【醫(yī)】 capita; caput; cephal-; cephalo-; head; kephal-; kephalo-

問題的英語翻譯：

issue; problem; question; trouble
【計(jì)】 sieve problem
【經(jīng)】 subject