The Ruby version doesn't use an extra facility such as ExpandoMeta Class.
Ruby版本并未使用额外的工具，比如说ExpandoMeta Class。
The cron facility seems the natural place to turn the extra instance on and off on a preset schedule.
cron工具仍然是使额外实例按预设方案启动或关闭的天然场所。
The charcoal kiln is directly used as sauna room with no extra room or heat exchange, which leads to dangerous situations in that industrial facility is used as a room.
木炭窑直接作为桑拿房使用这样就没有额外的空间或热量的损失，但工业设备直接作为房间使用也存在一些安全隐患。
Some will allow you to have an extra borrowing facility with a chequebook to be used at your leisure.
有些人会允许你有额外的贷款安排与支票簿用来在你的休闲。
The prominent advantage of this facility is that it doesn't need extra energy supply and there is no moving part, just a simple static seal.
射流振荡气波制冷机的突出优点是无需输入外加能量并且没有转动部件，只需简单的静密封。
The prominent advantage of this facility is that it doesn't need extra energy supply and there is no moving part, just a simple static seal.
射流振荡气波制冷机的突出优点是无需输入外加能量并且没有转动部件，只需简单的静密封。
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