Micropicnometer
[化] 微量比重瓶
🗣️ 情景例句
No thanks. Maybe some other time.
不用了，谢谢。也许下次吧。
I need it for the parking meter.
我需要零钱投停车记时器。
Because the equipment for adding sound to films had not yet been developed.
因为给电影配音的设备还没有研制出来。