Condescend upon
对...详加说明
🧩 词语组成解析
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
I need some help.
我需要帮助。
There is no longer any communication between them.
他们之间好久不说话了。
I am afraid that l have to go.
我要走了。