小數(shù)英語表示法
1. 小數(shù)用基數(shù)詞來表示,以小數(shù)點為界,小數(shù)點左首的數(shù)字為一個單位,表示整數(shù),數(shù)字合起來讀;小數(shù)點右首的數(shù)字為一個單位,表示小數(shù),數(shù)字分開來讀;小數(shù)點讀作 point,o讀作 zero或o[ou],整數(shù)部分為零時,可以省略不讀。
0.4 zero point four或point four 零點四 10.23 ten point two three 十點二三
25.67 twenty-five point six seven 二十五點六七 l.03 one point o three 一點零三
2. 當(dāng)數(shù)字值大于1時,小數(shù)后面的名詞用復(fù)數(shù),數(shù)字值小于1時,小數(shù)后面的名詞用單數(shù)。
1.03 meters 一點零三米 0.49 ton 零點四九噸 l.5 tons 一點五噸 分數(shù)
表示分數(shù)時,分子要用基數(shù)詞,分母用序數(shù)詞。如果分子大于1,分母必須用復(fù)數(shù)形式: 1/3→a(one)third 2/3→two thirds
1/4→a(one)quarter(或fourth) 3/7→three sevenths 1/2→應(yīng)讀作a(one)half
。容^復(fù)雜的分數(shù)如:24/789,多讀作 twenty four over seven hundred and eighty nine。 小數(shù)
表示小數(shù)時,小數(shù)點前面的基數(shù)詞和前面講的基數(shù)詞的讀法相同;小數(shù)點后的數(shù)字則必須一一讀出:
0.0089→(zero /naught)point zero zero eight nine 1.36→one point three six 百分數(shù)
百分數(shù)由percent表示,百分號%讀作 percent,應(yīng)用時常與by連用。
0.68%→zero point six eight percent 6%→six percent
369%→three hundred and sixty nine percent
The output of steel went up by 20 percent.鋼產(chǎn)量增長20%。 The price of cotton was reduced by 20 percent.棉花的價格下降了20%。
The loss of water has been reduced to less than 30 percent.水的損耗減少到30%以下