安卓

Ān zhuó Android (operating system for mobile devices)

App 有效

yǒu xiào effective; in effect; valid

期限

qī xiàn time limit; deadline; allotted time

加

jiā to add; plus; (used after an adverb such as 不, 大, 稍 etc, and before a disyllabic verb, to indicate that the action of the verb is applied to sth or sb previously mentioned); to apply (restrictions etc) to (sb); to give (support, consideration etc) to (sth)

Jiā abbr. for Canada 加拿大[Jia1 na2 da4]; surname Jia

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