The trap is commonly used for floats, thermal power, free - float, double - metal - style , pulse, and so on - bell - shaped float. 常用的疏水阀有浮桶式 、 热动力式 、 自由浮球 式 、 双金属片式、脉冲式 、 钟形浮子式等.
Erasmus, his chief bookkeeper , waited uncertainly just beyond the entryway.他的总管伊拉玛正在入口通道内不安地等著他.I was tired of being a bookkeeper.我厌倦了当簿记员。The bookkeeper drew a check for me.会计给我开了一张支票.The bookkeeper figured well.这位簿计员擅...
In education, the pendulum has swung back to traditional teaching methods.教育界又恢复了传统教学法。The ball which hung the roof is compound pendulum.悬挂在墙上的钟来回摆动.The familiar pendulum swing was to happen once more, and then stop.常见的钟...
a revealing gown一件袒胸露肩的女服She was arrayed in a black velvet gown.她穿着一件黑色天鹅绒长礼服。...an old headmaster in a flowing black gown.身着宽松黑礼袍的老校长She slopped about her room, unkempt and dishevelled, in her tawdry dressing - gown.她不修...
Theresa was struck by her own lack of forethought...特蕾莎强烈意识到自己事先太欠考虑了。'Tell them to hold all my calls, Theresa,' she instructed her dresser.“特雷莎,告诉他们我所有的电话都别挂。”她吩咐她的服装师。"Tell them to hold all my calls, Theresa,...