ios 免签

miǎn qiān to waive visa requirements; visa exemption; visa-exempt

app 售

shòu to sell; to make or carry out (a plan or intrigue etc)

理

lǐ texture; grain (of wood); inner essence; intrinsic order; reason; logic; truth; science; natural science (esp. physics); to manage; to pay attention to; to run (affairs); to handle; to put in order; to tidy up

（ taomamao）pyn