Cavitary
腔的, 空洞的
🗣️ 情景例句
I'm not only willing to help, I'm willing and able.
我不但示意帮忙，而且能够帮上忙。
When I present my views on the competitive products, I will refer to the patent situation.
专利的情况会在说明竞争产品时一并提出。
I am familiar with the casual atmosphere in the company.
我对公司中这种放松的氛围感到很熟悉。