Nilo-saharan
adj. 尼罗-撒哈拉语系的\\n
🧩 词语组成解析
镍铬低膨胀系数合金
n. 撒哈拉沙漠之人\\na. 撒哈拉沙漠的；不毛的
🗣️ 情景例句
She called to say the plane was delayed.
她打电话回来， 告诉我们飞机误点。
It's raining.
外面下着雨。
To get a full appreciation of what this means we must turn first to some recent human inventions.
要透彻理解这句话的意义，我们应先回顾一下人类最近的几项发明。