Paddlefish
n. [鱼]匙吻鲟,白鲟
🗣️ 情景例句
What's for dinner?
这顿晚饭吃什么？
Did you send it to him yourself?
你自己亲自送给他吗？
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。