“ground”作名詞有很多意思，除了最常見的“地面”外，它也常被用於表示 “理由”“根據” 。掌握了 ground 的這個用法，我們就可以在很多場景下，用它替換 reason，because 等，讓表達具有多樣性。?
ground 表示“理由”時，壹定要註意：它壹般都會以復數形式 grounds 出現 。?
我們常說的“實錘”（即“確鑿的證據”）就可以用到 ground。比如壹位女性指控他人性騷擾，如果有確鑿的證據的話，我們就可以說：?
She has valid grounds for accusing him of sexual harassment.?
“基因編輯嬰兒”曝光後引來了許多爭議，許多人從倫理層面批評這個項目。
Gene editing has drawn widespread public criticism on ethical grounds.?
ground 常和介詞 on 搭配構成短語 on the grounds of/that， 表示“因為…的理由”“以…為根據” 。我們在論證說理時就可以用到它，如果妳準備考雅思和托福，壹定要掌握它。?
《經濟學人》在介紹西湖大學時，提到現任校長施壹公的教學理念時就用到了 on the grounds that：?
Mr Shi believes that if elite universities select students on the grounds not just of their test scores, but also of their intellectual maturity and social responsibility, this will influence the way pupils are taught at school, and change the way they think.?
3. 怎樣學會使用這個詞？?
1）使用《牛津英語搭配詞典》查“ground”，了解它作為名詞表示“理由”時的常用搭配。?
good, reasonable, sufficient, valid~ 正當的理由；合理的依據；足夠的理由；令人信服的根據
VERB + GROUNDS?have ~ 有理由:
The constable had reasonable grounds for arresting her.
翻譯：
因為英語不夠好，他拒絕了邀請。?
He refused invitation, on the ground of poor english.
參考翻譯：He turned down the invitation on the grounds that his English was not good enough.?
?On the grounds of inadequate English, he declined the invitation.?
On the ground that +句子； on the grounds of +詞組
造句：
場景：奇跡男孩
Jack and August have valid grounds for accusing Julian of bullying.?
場景二：很多人選擇在大城市發展是因為有許多的機會。
Many people, especially graduates, choose to work in big cities on the ground that big cities have more potential opportunities for young people.?