覆盖: 1.(遮盖) cover; overlap 短语和例子青松覆盖的山峦 hills covered with pinetrees; 地上覆盖着厚厚的积雪。 the ground was covered over with thick snow. 秧苗上面覆盖着塑料薄膜。 the rice seedlings were covered with plastic sheeting
通讯: 1.(利用电讯设备传递消息) communication 短语和例子无线电通讯 radio communication; 红外线通讯 infrared ray communication; 微波通讯 microwave communication; 激光通讯 laser communication2.(报道消息的文章) news report; news dispatch;
