| 词汇 | protrusion |
| 释义 | protrusion 1 ENTRIES FOUND: protrusion (noun) protrusion /proʊˈtruːʒən/ noun plural protrusions protrusion /proʊˈtruːʒən/ noun plural protrusions Learner's definition of PROTRUSION 1 [count] : a part that sticks out突出部分；伸出部分 bony protrusions on the outside of the elbow肘部外侧突起的骨头 a roof with many protrusions许多地方向外挑出的屋顶 2 [count, noncount] : the act of sticking out or the condition of something that sticks out突出；凸起 The pain was caused by a/the protrusion of a disc in his lower back.疼痛是由椎间盘突出引起的。 |
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