to sleep later than usual, especially in the morning
比平常睡得晚，尤其是早晨 (bǐ píngcháng shuì de wǎn, yóuqí shì zǎochén)
"I like to sleep in on weekends to rest properly."
"我喜欢在周末睡得很晚，以便好好休息" (wǒ xǐhuān zài zhōumò shuì dé hěn wǎn, yǐbiàn hǎohǎo xiūxí)
to include a file or document with an email
to use existing innovations as a foundation for further prog...
to cooperate closely with someone; to collaborate effectivel...
to make someone understand your emotions or point of view
to prepare a detailed plan or document
to support or strengthen something that is weak or unstable
