🧩 词语组成解析
leaf
[lif]
n. 叶子;页;叶状的结构;金属薄片;
vt.& vi. 翻书（报）;
vi. 生叶;
🗣️ 情景例句
Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑战，成就感和知道自己做出了贡献。
She was fully equipped for the climbing.
她装备齐全，准备登山。
Oh, do you have to?
噢，你们一定得走吗？