Grade estimation
[经] 等级(质量)评定
🧩 词语组成解析
estimation
[ˌesti'meiʃən;ˌestə'meiʃən]
n. 估计; 评价; 判断;尊敬;
🗣️ 情景例句
If you go camping, at night you'll hear all the nocturnal animals.
如果你去野营，晚上可以听到动物的夜歌。
The money the miser hoards will do him no good.
守财奴积的财富，对他自己没好处。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
历史学家迄今认为日历是随农业的问世而出现的，因为当时人们面临着了解四季的实际需要，