The National Transportation Safety Board has recommended the use of fail-safe mechanisms on airliner cargo door latches assuring the doors are properly closed before takeoff and to prevent them from popping open in flight.
(A) assuring the doors are properly closed
(B) for the assurance of proper closing
(C) assuring proper closure
(D) to assure closing the doors properly
(E) to assure that the doors are properly closed
OG对于D的解释: closing ... imprecisely refers to the act of closing the doors rather than to the condition of the closed doors.
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[此贴子已经被作者于2005-1-9 22:33:15编辑过] |