to study or investigate something deeply
深入研究或调查某事 (shēn rù yán jiū huò diào chá mǒu shì)
"You need to look into research materials before writing your paper."
"在写论文之前，你需要仔细研究研究材料。" (Zài xiě lùnwén zhīqián, nǐ xūyào zǐxì yánjiū yánjiū cáiliào.)
to raise a glass to honor or celebrate someone or something
to talk to someone in a friendly or romantic way
to have no more of something to sell
to prove to be something in the end
to assign follow-up tasks to specific people
to socialize and talk with different people
