updown的意思|示意

Lockstitch cylinder bed with a synchronous puller behind the needle, which continuously operates updown.

锁式线迹悬臂,机针背后同步连续输送上 、 下拖辘.

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The audience updown, asking me all kinds of questions.

听众们反应强烈, 提出各种各样的问题.

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Press the updown buttons until the exposure indicator is displayed.

按压向上向下按钮直到曝光指示灯显示.

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Press the updown buttons to set the desired film speed.

按压向上向下按钮调至所需的胶卷速度.

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Press the updown buttons to display the shutter speed you wish to set.

按下向上向下按钮使显示出您选好的快门速度.

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It'sounds reasonable that when someone updown , the body is exposed to more drops of water.

这听起来似乎不无道理,人们在跑动时, 身体暴露得多,淋到的雨也多.

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