🧩 词语组成解析
v. 立基于, 以…为基础（base的过去式和过去分词）
🗣️ 情景例句
Let me know by the end of the week.
这个周末前给我回音。
One never loses by doing a good turn.
行善者决无一失。
Fortunately, we could see where we were going。
幸好我们能辨认我们要走的方向。