Spherical trigonometry
n. 球面三角学
🧩 词语组成解析
n. 三角学
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
I'd love to, but I have to get up early tomorrow.
我是很想再喝一点，但我明天得起早。
And it should not be forgotten how small those resources are in a poor and backward country.
不应忘记，在一个贫穷落后的国家里，那部分财力是很有限的。