Straigheness
[机] 真直度
🗣️ 情景例句
Sure. I will. You can count on that.
我一定会。
Do you remember the boy whose aunt is an actress.
你是否记得那男孩的姑妈是演员？
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。