Each rung is a letter in a chemical alphabet limited to just four symbols.
其形状为一个双螺旋,象是一个长梯子被拧成了开塞钻似的.
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I first worked with him in 1971 when we were both on the lowest rung of our careers.
我第一次和他共事是在1971年,那时我们的事业都刚刚起步。
《柯林斯高阶英汉双解学习词典》
By June 26, the bell will have rung, and the time for negotiating will have ended.
到6月26日, 钟声会响起来, 和谈判的时间也已经结束了.
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在内阁会议上把(象征总理权利的)银铃交给蒙蒂时,贝卢斯科尼的脸上露出标志性的笑容,打趣地说道:“我在做祭坛侍童的时候就用过它。”
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Scrambling down a steel ladder, he paused on rung, two feet above the roadbed flashing by.
他顺着一根钢制的梯子向下爬, 停在离路基两英尺高的(梯子的)横档上, 路基在他脚下急速闪过.
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