Arthroderm
节肢动物皮层
🗣️ 情景例句
Remember,
别忘了，
But you just got here. Can't you stay a little longer?
不过你刚来呀。不能再呆一会了吗？
Then the Class 2 runner dropped his stick on the ground when he was passing it on to the fourth runner.
忽然2班的运动员在传棒给第四个运动员时，把棒弄掉到了地上。