国内

guó nèi domestic; internal (to a country); civil

用

yòng to use; to employ; to have to; to eat or drink; expense or outlay; usefulness; hence; therefore

telegram 合法

hé fǎ lawful; legitimate; legal

吗

ma (question particle for "yes-no" questions)

mǎ see 嗎啡|吗啡, morphine

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