Blueness
n. 蓝, 沮丧, 忧郁
✅ 同义词
📖 牛津释义
blueness
n [U].
🗣️ 情景例句
He's such a workaholic that he doesn't know how to spend his leisure time.
他是个工作狂，以至于不懂得如何打发他的空闲时间。
I'm going to show him how to speak French.
我正要指点他如何讲法语。
His talk covered many subjects.
他的报告涉及很多课题。