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downgrade的第三人称单数（三单）为：downgrades...
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downgrade的一般过去时为：downgraded...
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downgrade的现在进行时为：downgrading...
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downgrade的音标：downgrade的英式发音音标为：[ˌdaʊn'greɪd]downgrade的美式发音音标为：['daʊnˌɡred]...
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downgrade的现在完成时为：downgraded...
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We don't want to do anything that would precipitate a downgrade.我们不想做任何会导致评级下调的事情.This assessment could well result in a rating downgrade.这项评估很可能导致评级下调.The downgrade was due mainly to lower growth in consumer spendi...