The change in pressure can be recorded by means of a pen arm on a rotating drum.
气压变化可以借助在转动的钟筒上移动的笔记录下来。
Night had come. He laboriously dragged a table and the old arm-chair to the fireside, and placed upon the table a pen, some ink and some paper.
夜已来临，他很吃力地把一张桌子和一把旧扶手椅拖到壁炉边，在桌上放下笔、墨水和纸张。
Nagiko: I need writing. Dont ask why. Just take out your pen and write on my arm.
诺子：我需要写作。不要问为什么。就是把你的钢笔拿出来，写在我的胳膊上。
Nagiko: I need writing. Don't ask why. Just take out your pen and write on my arm.
诺子：我需要写作。不要问为什么。就是把你的钢笔拿出来，写在我的胳膊上。
Another pen, connected to a blood-pressure cuff on the subject's arm, records each heartbeat and traces changes in blood pressure.
第三支测试笔和被测试者手臂上的血压计皮囊相连，用以记录心跳、跟踪血压变化。
Another pen, connected to a blood-pressure cuff on the subject's arm, records each heartbeat and traces changes in blood pressure.
第三支测试笔和被测试者手臂上的血压计皮囊相连，用以记录心跳、跟踪血压变化。
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