iOSTF 签名

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

免费

miǎn fèi free (of charge)

试用

shì yòng to try something out; on probation

电报

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

搜

sōu to search

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