Hardpan
n. 硬质地层, 未开垦的硬地, 粘土层
🗣️ 情景例句
I could pay you back out of my lifeguard salary.
我可以从我当救生员的薪水中拿出来还你。
You have wonderful taste in clothes.
你对衣服很有品味。
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。