外面正在下蒙蒙细雨。
wàimiàn zhèngzài xià mēngmēngxìyǔ 。
It is drizzling outside.
清晨，山间蒙了一层薄雾。
qīngchén ， shān jiān mēng le yīcéng bówù 。
In the morning, a layer of mist enveloped the mountains.
秋天，天空常常蒙着云。
qiūtiān ， tiānkōng chángcháng mēng zháo yún 。
In autumn, the sky is often covered with clouds.