谁在等他 英语怎么说

"谁在等他" 的英文翻译是 "Who is waiting for him?" 或 "Who is expecting him?"。
这个短语的来源是源于英语的语法结构，其中包括疑问代词 "who" 和动词短语 "is waiting/expecting"。
举个例子，你可以说 "Who is waiting for him at the airport?" 来问机场里谁在等他，或者 "I wonder who is expecting him to arrive at the party." 来表达你对谁期待他到达派对的疑惑。
希望这对你有帮助！