Brexit (noun)

●即「脫歐」，指英國脫離 「歐盟」，由Britain （英國）和 exit（離開）兩詞縮拼而成。英文報道中關於英國 「脫歐」 公投的正式說法是：The United Kingdom European Union membership referendum， 但通常也簡略地說：the EU referendum 或 Brexit referendum (within the United Kingdom)。

Come down to earth (idiom)

●To become realistic; to become alert to what is going on around one.（回到現實，不再想入非非）

Examples:

1.He has come down to earth and stopped dreaming of being rich.

2.You have a fit of enthusiasm, but you must come down to earth. We can't possibly afford any of your suggestions.

Greenback (noun)

●原指美元紙鈔，現也泛指美元。美國在內戰（1861-1865）前，法定的流通貨幣只有金幣和銀幣。內戰爆發後，聯邦在1861-62年間首次發行紙幣，背面用綠色印刷，俗稱「綠背」（鈔票），故名。

Turn around (phrasal verb)

●To reverse or change a plan, business, or system that is unsuccessful and make it successful.（扭轉，逆轉）

Examples:

1.My conscience told me to turn around before I made a mistake.

2.He was hired by the government to help turn around the failing high-street bank.

Drop a hint (idiom)

●To give a tiny or careful hint about something; to suggest something without saying it directly.（暗示，露口風，示意）

Examples:

1.She dropped a few hints about some gifts she'd like to get.

2.He was dropping hints that in future he would be taking a back seat in politics.