🧩 词语组成解析
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
It works!
有效！
My father is over 60 years old.
我父亲已年过六十了。
He reasoned with them, and tried to persuade them to set him free.
他跟这些人讲道理，试图说服他们把他放了。