Ad extremum
[医]直到有效
🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
n. 极值
🗣️ 情景例句
What is language for?
语言到底是用来干什么的？
One cloud is enough to eclipse all the sun.
一叶可障目。
she has to help with the washing.
她得帮忙洗衣服。