英语短语词组词汇pin sth↔down的音标、释义、翻译、用法及例句-英语短语词组词典

短语	pin sth↔down
释义	ˌpin sth↔ˈdownto explain or understand sth exactly确切说明（或理解）The cause of the disease is difficult to pin down precisely.病因目前还难以解释清楚。
随便看	refillable refilled refinable refinance refinanced refinancer refinances refinancing refinancings refine refined refinedly refinedness refineds refinement refinement of a crystal structure refinements refine on refiner refineries refiners refinery refines refining refinings

英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。