Majorant
强[控制]函数, 优函数
🗣️ 情景例句
What are you getting at?
你想说明什么？
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。