Policy decision costs
[经] 政策决定的成本
🧩 词语组成解析
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
Hey, do you work out?
嘿，你锻炼吗？
Bread is the staff of life.
民以食为天。
and these will ply the short wings with such irresistible power that they can bore for long distances through an opposing gale before exhaustion follows.
这些肌肉以巨大的力量扇动短小的翅膀，使这类鸟能顶着大风飞行很远的路才会疲劳。