Knowledgable
a. 知识渊博的, 有见识的
🗣️ 情景例句
I'd like to buy some stamps for this letter.
我想买这封信的邮票。
Soon up, soon down.
升得高，落得快。
Over a year passed before the first attempt was made.
然而一年多过去了才有人出来尝试。