深入

shēn rù to penetrate deeply; thorough

探究

tàn jiū to investigate; to delve; to probe; to enquire into; to look into

AWSAmazon 充值

chōng zhí to recharge (money onto a card)

折扣

zhé kòu discount

电报

diàn bào telegram; cable; telegraph; CL:封[feng1],份[fen4]

找

zhǎo to try to find; to look for; to call on sb; to find; to seek; to return; to give change

ltesignpaj