Notice the only real difference between using JRuby and native Ruby is that the gem command is prefixed with a JRuby -s.

注意，使用JRuby与原生ruby之间惟一的真正区别是gem命令是以JRuby - S为前缀的。

youdao

Also remember that for a gem ring or pendant, roughly 70% of the value of the piece of jewelry is in the primary stone(s), with the rest in labor and metal.

此外要记住，就宝石戒指或珠宝首饰而言，原石本身大约占珠宝价格的百分之七十，其它才是工钱和金属的钱。

youdao

Like Asia's other technology-laden exchanges, GEM has been hit by sell-offs as investors grew worried over the dizzying valuations given to unprofitable start-ups.

CNN: World's Worst Bourse?

GEM's buyer-beware rules allow firms with an operating history of just two years and mountains of losses to seek public funding so long as these blemishes are disclosed to investors.

CNN: World's Worst Bourse?

The golden domes at the end of this street belong to St Sophia's Cathedral, the 11th-century Orthodox gem.

BBC: Weekend in Kiev