| 单词 | 变窄 |
| 释义 | 〔coarctation〕A narrowing or constricting, especially of the aorta or of a blood vessel.变窄：尤指血管或大动脉的变窄或收缩〔contract〕An accumulation of silt constricted the entrance to the harbor.淤泥的沉积使港湾入口变窄；〔chokebore〕A shotgun bore that narrows toward the muzzle to prevent wide scattering of the shot.绞筒：一种向枪口逐渐变窄以防止射出子弹分散过开的猎枪枪膛〔cabriole〕A form of furniture leg that curves outward and then narrows downward into an ornamental foot, characteristic of Queen Anne and Chippendale furniture.家具弯脚，饰品腿：家具腿的一种形式，先向外弯成弧形，再向下变窄，形成装饰足，这是安妮皇后和齐朋达尔时代家具所具有的特征〔narrow〕A part of a river or an ocean current that is not wide.狭窄的水道：河流的一部分或海洋的变窄部分〔coarctate〕Constricted, narrowed, or compressed, as a segment of a blood vessel.收缩的：收缩的、变窄的或压缩的，如血管的一段的〔approximant〕A speech sound, such as a glide or liquid, produced by narrowing but not blocking the vocal tract, as by placing an articulator, such as the tongue, near another part of the vocal tract.无擦通音：因声道变窄但未封闭而发出的声音（如滑音或流音），如将发音器官（如舌头）靠近声道的另一侧发出的声音〔PTCA〕Angioplasty performed to open a narrowed coronary artery, in which a balloon-tipped catheter is inserted into an artery in the groin or shoulder and threaded to the affected part. The balloon is inflated to flatten atherosclerotic plaque against the artery wall and reopen the artery.气球扩张技术，皮冠状动脉腔内成形术：打通变窄的冠状动脉的血管修复术，自鼠蹊或肩部插入一末端附有气球的导管，慢慢抵达病灶处。藉由气球的扩张压平动脉壁上的粥样硬化斑，然后使动脉复通〔chokebore〕A gun with a narrowed bore near the muzzle.绞筒枪：一种有向枪口逐渐变窄的枪膛的枪〔stricture〕Middle English [an abnormal narrowing of a bodily part] 中古英语 [身体部位的异常变窄] |
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