单词	unserviceable
释义	unserviceable /ʌnˈsəːvɪsəb(ə)l / adjective Not in working order or fulfilling its function adequately; unfit for use: the crew decided the aircraft was unserviceable... There was a 40 per cent shortfall in nerve agent detector units, while the MoD's entire stock of 4,000 vapour detection kits, used by troops when they unmask after a suspected chemical attack, was discovered to be unserviceable. ‘I want to make sure other soldiers are not exposed to the same risk and ensure that no British service personnel fly in unserviceable aircraft anywhere in the world,’ he said. Smoking was initially restricted to the bar area of the clubhouse after an unserviceable extractor fan was removed during a £26,000 refurbishment earlier in the year. Derivatives unserviceability /ʌnsəːvɪsəˈbɪlɪti/ noun ... Three were cancelled due to aircraft unserviceability, and two due to the early exercise finish. In fact the aircraft has only missed one fleet support in the past 18 months due to unserviceability. Indeed, both the Flight Commander and the Observer of the helicopter set personal records for most flying hours in a calendar month, and of 44 planned sorties, only one was lost through unserviceability.
随便看	Heimlich manoeuvre Heimlich procedure Heine, Heinrich heinie heinous heinously heinousness Heinz, Henry John heir heir apparent heir-at-law heirdom heiress heirless heirloom heir male of the body heir of the body heir portioner heir presumptive heirship Heisenberg, Werner Karl Heisman Trophy heist hei-tiki Hejaz

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