Ungratefully
adv. 忘恩负义地, 徒劳地
📖 牛津释义
ungratefully
adv.
🗣️ 情景例句
Your room number is 512. Here's your key.
房间号码是512。这是您的钥匙。
Too much knowledge makes the head bald.
知识多，老得快。
Chen Wei returns a few moments later.
片刻之后，陈伟回来了。