Backs
n. 后背, 脊背；后卫（back的复数形式）
🗣️ 情景例句
He makes a good living growing tomatoes.
他靠种蕃茄日子过得挺不错的。
I am very much to blame.
都怪我不好。
Their humbler followers, such as partridges, have a like power of strong propulsion, but soon tire.
次于野鸭和鸽子的鸟，如鹧鸪，有相似的巨大推动力，但很快会疲劳。