Meaning of bèi:
被
quilt
Zhè chuáng bèi hěn wēnnuǎn.
这床被很温暖。
This quilt is very warm.
to cover (with)
Zhuōzi bèi báibù fùgàizhe.
桌子被白布覆盖着。
The table is covered with a white cloth.
(literary) to suffer (a misfortune)
Tā bèi yǔ lín shī le.
他被雨淋湿了。
He got wet by the rain.
used to indicate passive voice (placed before the doer of the action like "by" in English passive-voice sentences, or, if the doer is not mentioned, before the verb); (since c. 2009) (sarcastic or jocular) used to indicate that the following word should be regarded as being in air quotes (as in 被旅遊|被旅游[bei4 lu:3you2] to "go on a trip")
Zhè běn shū bèi tā jiè zǒu le.
这本书被他借走了。
This book was borrowed by him.
Tā bèi qǐng qù cānjiā zhège huódòng.
他被请去参加这个活动。
He was "invited" to participate in this event.