The potassium hydroxide electrolyte is forced into the cells just before use.
在开始使用前把氢氧化钾电介质压入蓄电池.
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Just like that, a job involving 2400 man-hours of labor went to pieces before my eyes.
这样, 一件总计有2400个 工时 的工作在我眼前粉碎了.
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Now he was calling on his superior just before catching the plane for Riyadh.
他在乘飞机去利亚德的前夕,晋见他的上级.
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Just before dawn he was assisted in waking by the abnormal reverberation of familiar music.
在天将破晓的时候，他被一阵熟悉的，然而却又是反常的回声惊醒了。
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Before taking leave , he recollected himself just in time and returned the borrowed money.
他在告辞前及时记起, 便把所借的钱还了.
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Before Ali, they say, boxing was just a bunch of palookas punching each other.
他们说,在拳王阿里之前, 拳击只不过是一群低水平的人打来打去.
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Witnesses to the crash say they saw an explosion just before the disaster...
空难目击者称，就在灾难发生之前他们看见飞机发生了爆炸。
《柯林斯高阶英汉双解学习词典》
Mr. Turner , who had passed a stress test a year before, had just a heart attack.
特纳一年前还通过了受压测试, 但最近却得了心脏病.
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She has just cast on, and it will be some time before she finishes the stocking.
她刚起针, 要把袜子结好还需要一些时间.
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So, after a sleepless night, my boyfriend drove me to the hospital just before dawn.
因此, 在度过了一个无眠的夜晚之后, 黎明前男朋友带着我去了医院.
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