🧩 词语组成解析
n. 三种氢的同位素中质量最轻者
🗣️ 情景例句
Can I see it?
我可以看吗？
Better an egg today than a hen tomorrow.
前程虽远大，现实尤可贵。
The latest exhibitions, films, or plays are only a short bus ride away.
坐公共汽车几站路，就可看到最新的展览、电影、戏剧。