noun 下载 🔗分享 凝结尾迹,飞机云。 A contrail; a visible line of condensation flowing from the edge of an airplane wing or similar structure. Examples : "We looked up at the sky and saw long, white condensation trails behind the jet planes. " 我们抬头望向天空,看到喷气式飞机后面拖着长长的白色凝结尾迹,也就是飞机云。 weather physics environment technology space phenomena 与AI对话词汇游戏阅读练习