lifesaver是什么意思 lifesaver在线翻译 lifesaver什么意思 lifesaver的意思 lifesaver的翻译 lifesaver的解释 lifesaver的发音 lifesaver的同义词

1. 救生圈：James和Charles针对在这类设备上讨生活的程序员所撰写的这本书,如果算不上救生圈(lifesaver),起码也是节约时间的法宝(timesaver). 作者以简洁有力的方式把握了计算机领域中大多数古老而不可或缺,但非显而易见的内存节约技术.

2. 井架工安全带：lifelines of the national economy 国民经济命脉 | lifesaver 井架工安全带 | lifesaving equipment 救生设备

3. danci.911cha.com

3. 救生者：lifer 无期徒刑犯 | lifesaver 救生者 | lifesaving 救命的

4. lifesaver

4. 救生员：lifeguard救生员 | lifesaver救生员 | markings标志线

1. （常指在健康方面）帮助解除困境之物
    If you say that something is a lifesaver, you mean that it helps people in a very important way, often in a way that is important to their health.

    e.g. The cervical smear test is a lifesaver.
           宫颈涂片检查能够帮上大忙。

1. a life preserver in the form of a ring of buoyant material

    Synonym: life buoylife beltlife ring

2. an attendant employed at a beach or pool to protect swimmers from accidents

    Synonym: lifeguard