🧩 词语组成解析
n. 咖啡因；茶精（兴奋剂）
🗣️ 情景例句
His experience will be valuable to both of us.
他的经验对你我都很有用。
Something is better than nothing.
有总比没有强。
Yes, I do. Is it ready now?
是的，我想取回电视。现在修好了吗？