Mesotheca
中鞘
🗣️ 情景例句
It's shaping up.
进展顺利。
You'll hurt your arm, if you don't take care.
你不专心的话，就会伤到你的手指。
I had left it on a chair beside the door and now it wasn't there!
我曾把它放在门边的椅子上，可这会儿不见了！