每日口說挑戰【發音特輯】你的發音標不標準呢？一起來 review！

Sometimes you train on these really steep, sometimes you train on them more vertical.

sometimes you train on this really stick sometimes you train on them more vertical*2*

DAY 2687
Sometimes you train on these really steep, sometimes you train on them more vertical.

#1081
Sometimes you train on these really steep, sometimes you train on them more vertical.

Sometimes you train on these really steep. Sometimes you train and them more vertical.

Sometimes you train on these really step, Sometimes you train on them more vertical.