zhè / gè / yìng / yòng / zhèng / zài / xiàn / miǎn / xiàn / zài / kě / yǐ / miǎn / fèi / shǐ / yòng

这个应用正在限免，现在可以免费使用。

This app is currently free for a limited time, so you can use it for free now.