大家都搜：
计时装置
1、keeping off───让开；不接近
2、keeping birds───养鸟
3、keeping green───保持绿色
4、keeping───v.（使）保持， （使）继续( keep的现在分词 ); （食品）保持新鲜; 保有; 保存；n.遵守; 一致; （与…）协调; 保管；v.拥有；占有；保持；遵守；抚养；兑现；记（日记）（keep的现在分词）；n.拥有；维持；保护；一致；协调
5、keeping away───使离开；远离
6、time keeping───测时; 守时；记时；计工
7、device───n.装置；策略；图案；设备；终端
8、keeping on───继续；穿着…不脱
9、keeping house───当家，管理家务；[经] 避债
1、Besides keeping track of purchasing and internal use over time, there's the problem of choosing between device-based and user-based licensing.───除了跟踪的采购和内部使用，随着时间的推移，有的选择之间基于设备的和基于用户的授权的问题。
2、The fresh-keeping box not only leads the storage time indicating device to have simple structure, but also is convenient to set storage time.───该保鲜盒不 仅使贮藏时间指示装置结构简单，而且设定贮藏时间时Cao作方便。
3、heating device in the implants has a resistor and power-receiving coil made of magnesium, and the magnesium is wrapped in 'packet' of silk, keeping it safe and controlling its dissolution time.───植入物中的加热设备有一个电阻器和一个电力接收线圈，线圈是由镁制成的，而镁的外表又包裹了一层丝，这样既保证了安全又控制了其降解的时间。