Undulator
[电] 波纹印码机
🗣️ 情景例句
I need those potatoes peeled and sliced.
那些马铃薯需要剥皮和切片。
Every dog is valiant at his own door.
站在家门口，狗也雄纠纠。
torn by the noise of the taxicabs, lorries and buses, and thronged ceaselessly by great crowds.
街道上充斥着汽油味和有毒气体，出租汽车、卡车、公共汽车的噪音刺耳难忍，络绎不绝的人群挤来挤去。