*welcome³ v [T] 1 to say hello in a friendly way to someone who has just arrived 欢迎〔刚到达的人〕，迎接: Jill was welcoming the guests at the door. 吉尔在门口迎接客人。 2 if you welcome something, you approve of it and want it to happen 乐于接受，希望有: We would welcome a change in the law. 我们希望法律有所改变。