English translation for "perpetual screw"

蜗杆

Related Translations:

perpetual:  adj.1.永久的，永恒的，无穷的；不断的，不绝的；(官职等)终身的。2.【园艺】四季开花的。3.〔口语〕不停的。短语和例子a perpetual calender 万年历。 a perpetual lease 永久租地权。n.【园艺】四季开花的植物；多年生草。adv.-ly

hybrid perpetual:  杂交四季蔷薇

perpetual almanac:  万年历书

perpetual insurance:  终身保险

perpetual calendar:  万年历

perpetual check:  长将

perpetual threat:  长威胁

perpetual day:  极地永昼(地球南北极每年各有六个月全是白昼)

perpetual rose:  四季蔷薇。

perpetual extension:  持恒拉伸

Similar Words：

"perpetual resale restriction" English translation, "perpetual resource" English translation, "perpetual resources" English translation, "perpetual rose" English translation, "perpetual satellite" English translation, "perpetual shadow" English translation, "perpetual snow" English translation, "perpetual snow field" English translation, "perpetual snow line" English translation, "perpetual statute" English translation