1、A major earthquake measuring 7.8 on the Richter scale has hit Wenchuan County in Sichuan.
四川省汶川縣發(fā)生里氏7.8級(jí)地震。

2、A 7.8 Richter scale earthquake hit southwestern Balochistan on 28 November 1945.
1945年11月28日，里氏7.8級(jí)的地震襲擊了俾路支省西南部。

3、An earthquake measuring 6.1 on the Richter Scale struck California yesterday.
昨天加利福尼亞發(fā)生了里氏6.1級(jí)地震。

4、A 7.7 Richter scale earthquake virtually leveled the city of Quetta in the province of Balochistan.
這場(chǎng)里氏7.7級(jí)的地震幾乎將俾路支省的奎達(dá)市夷為了平地。

5、The Richter Scale is a measure of ground motion.
里氏震級(jí)是測(cè)量地動(dòng)的單位。

6、The quake, at 8.9 on the Richter scale Japan's biggest ever, has killed hundreds of people.
日本有史以來(lái)最大的里氏8.9級(jí)地震已導(dǎo)致數(shù)百人喪生。