Arithmetical operation
[经] 数学运算
🧩 词语组成解析
a. 算术的, 算术上的\\n[机] 算术的
🗣️ 情景例句
That's reassuring.
真令人安心。
I used to be a pilot. Now, I'm a parachutist.
我曾经做过飞行员，如今是伞兵了。
Many families spend this at a cottage by the seaside or go camping in the hills or on the coast.
许多家庭会在海滨的小屋里度过这段时光，或到小山坡上或在海岸边野营度假。