Polyarylate
多芳基化合物
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
I want to be a pilot of possible.
如果可能的话，我想做个飞行员。
Yet their present development is wholly different,
但是，这两个地方目前的发展程度完全不一样。