安卓

Ān zhuó Android (operating system for mobile devices)

app 加固

jiā gù to reinforce (a structure); to strengthen

排名

pái míng ranking; ordered list; to rank nth out of 100; to be placed; roll of honor

找

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

Yhappsigner oye