Quadriform
a. 有四种形态的, 包含四种形态的
🗣️ 情景例句
but now what?
但下一步怎么办？
We can't draw well.
我们不能画那么多。
becomes so worn and unreliable that it eventually is not worth mending.
磨损太厉害，老得一点儿也不准了，最终会不值得修理了。