深入

shēn rù to penetrate deeply; thorough

探究

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

超级

chāo jí super-; ultra-; hyper-

签名

qiān míng to sign (one's name with a pen etc); to autograph; signature

服务

fú wù to serve; service; CL:項|项[xiang4]

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