outer casing housing的用法和樣例：
例句
- As soon as possible, flush clean water down the casing to remove sediment and silt.
請盡快使用清潔的水沖洗水泵外罩以清除沉積物和淤泥。 - The symbol shall be closely associated with the device housing the source, as a warning not to dismantle the device or get any closer to the source.
本輔助警示標志應與裝置中射源的外罩緊密組合，以做為不得任意拆除裝置或不得更接近射源的一種警告措施。
