Operant
n. 发生作用之人或物, 工作之人或物\\na. 动作的
🗣️ 情景例句
Which advertisement company did you serve?
你在哪家广告公司做事？
That seems quite soon considering the nature of the product and shipping time.
考虑到产品的性质和运输时间那看来太快了。
What's your plan for the summer vacation?
你暑假打算干什么？