Be aware of 在晚会上，一直到玛丽过来找我说话时我才 意识到她也在场。 I had not been aware of Mary's presence at the party until she came up and spoke to me.Be aware of 在晚会上，一直到玛丽过来找我说话时我才 意识到她也在场。 I had not been aware of Mary’s presence at the party until she came up and spoke to me