And then a spasm constricted her mouth for an instant : as it passed away she turned and left the room , and so did i . neither of us had dropt a tear 接着她的嘴抽搐了一下，过后，她转身离开了房间，我也走了。我们两人都没有流一滴眼泪。
Overrunning clutch is a weak link in transmission chain of pulse - type stepless transmission and constricts directly the ability of transferring capacity 超越离合器是脉动无级变速器传动链中的最薄弱环节,直接制约了脉动无级变速器的传动能力。
The parasympathetic relaxes the plexuses while the sympathetic squeezes the energy by constricting them . one fills in the vitality and the other consumes it 副交感神经系统令神经丛得以舒缓，而交感神经系统则是去挤压它，使之释放出更多的能量。
A constricted throat in the air passage of a carburetor , causing a reduction in pressure that results in fuel vapor being drawn out of the carburetor bowl 文丘里管汽化器空气通道中的一段喉管，导致压力减小从而把燃料的蒸气抽出汽化器的碗状部分
Manufacturing processes forming under combination of tensile and compressive conditions - part 2 : drawing through constricted tool orifices ; classification , subdivision , terms and definitions 拉压成形加工工艺.第2部分:通过收缩的工具孔的拉制
This paper focuses on phonetic variants of vowels in salar language , including devoicing vowels , long vowels , constricted vowels and concomited sounds 本文主要根据音位理论讨论撒拉语元音的清化、长元音、紧喉元音及其伴随音等音位变体和增生的过渡音。
Increased levels of circulating caffeine may block adenosine ' s action , causing blood vessels to constrict , subsequently triggering a heart attack , says el - sohemy 血液中咖啡因水平的增加会阻碍腺苷的作用，导致血管收缩，最终则可能导致心脏病发作。
The mechanism of the cerebral vasospasm may be related to endothelin , endothelin - derived constricting factor , endothelin - derived relaxating factor and nitric oxide 其发生机制可能与内皮素、内皮衍生收缩因子、内皮衍生舒张因子和一氧化氮等因子有关。
From that glass door the pale - faced man went to the count s bedroom and raised with a constricted hand the curtain of a window overlooking the court - yard 那个脸色苍白的人从那道玻璃门走到伯爵的卧室里，用一只痉挛的手拉开朝向院子的那个窗口的窗帘。
