Undulates
v. 波动, 起伏, 呈波浪形( undulate的第三人称单数 ); 使波动, 使起伏, 使成波浪形
🗣️ 情景例句
Of course, I'll visit at least once a year, maybe more.
当然，我最少每年会来拜访一次，也许更多次。
I envy you.
我羡慕你。
Whether the remarkable growth of organized camping means the eventual death of the more independent kind is hard to say.
有组织的露营活动的明显发展是否意味着较独立的自我封闭式露营的最终消失，还很难说。