?对置曲柄
... 操作说明[书] operating instruction 对置曲柄 opposed crank 对冲活塞[动力]机 opposed piston engine ...
The new compose window, popping out of the bottom of the screen, feels almost like a chat window, meant to suit users who fire off short messages as opposed to those who crank out 1, 000 words in a first message.
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。