stand by engine 备机 ; 备车 ; 备车主机准备
And there is always a mechanic on stand-by at the back of the car with a power-operated engine starter, ready for instant use if the car stalls.
在赛车尾部总有一个技师手持引擎启动器，随时准备防止赛车熄火。
Is the old stand-by, the blog search engine that the smartest blog lovers used to use.
已经陈旧落伍，但在以前确是最聪明的博客爱好者来使用的一种搜索引擎。
Stand-by engine and shorten chain to 2 shackles for pilot embarkation.
由于引航员登船，备车锚链缩短至2节。
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