A top hatch and a side door or two side doors provide access to and viewing of the engine.

一个顶面舱口盖和一个边门或二个边门提供引擎的通入和观察。

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A top hatch and a side door or two side doors provide access to and viewing of the engine.

一个顶面舱口盖和一个边门或二个边门提供引擎的通入和观察。

youdao