hairline fracture短语⁴⁶⁷⁶¹ 基本英英例句 🌏骨裂;丝状骨折;发线骨折 Noun: a fracture without separation of the fragments and the line of the break being very thin You may have heard the term hairline fracture. This is a single fracture that is very small, like the width of a hair. 你可能听过“骨裂”这个术语,这是一种裂缝如头发般宽的单处骨折。 hjenglish