Supervarnish
桐油清漆
🗣️ 情景例句
Yes. Glad to meet you, sir.
是的，很高兴见到你，先生。
At night, all cats are grey.
猫在夜晚皆灰色（丑妍暗中难分辨）。
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。