Acuition
锐敏性
🗣️ 情景例句
to serve the senior citizens
为Riverdale的老年人
Excuse me, what time will the plane arrive in Tokyo?
对不起，请问飞机何时到达东京呢？
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。