Bipolarity
[机] 双极性
🗣️ 情景例句
Can I help you?
我可以帮上忙吗？
Is it direct train?
这是直达车吗？
she was more richly carved and ornamented than any previous ship.
它比以往任何船只雕刻得都更加精美，装饰得都更加华丽。