🧩 词语组成解析
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
Don't go anyplace unsafe.
别去那些不安全的地方。
Will Martha's consent to her marriage?
玛莎的双亲会赞成她的婚事吗?
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转,帮助我们更好地了解地球、天气和其他情况。