🧩 词语组成解析
n. 岛屿；群岛（island的复数）
🗣️ 情景例句
Who's going to be there?
有谁要参加？
Quick! Seize that child before she falls down.
快！趁还没掉下去，快抓住那孩子。
Cave exploration, or pot-holing, as it has come to be known, is a relatively new sport.
洞穴勘查——或洞穴勘探——是一项比较新的体育活动。