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 常作表语或与动词keep, remain, stay连用,构成短语keep/remain/stay abreast of/with。①“与…齐头并列的;与…并肩的”,表示具体:The boat was abreast of us and signaled us to stop. 那条船驶到与我们并排时示意我们停下来。②“熟悉;了解…的最新发展”......(本文共 241 字) [阅读本文] >>