The star of the show was a young Italian singer.

　　那臺節目的主角是一位年輕的意大利歌唱家。

　　Young people today face a very difficult future at work.

　　如今的年輕人面臨著(zhù)充滿(mǎn)困難的工作前景。

　　She's 73, but hasn't lost that youthful, springy step.

　　她73歲了，但走起路來(lái)依舊矯健輕捷。

　　He was full of youthful idealism.

　　他滿(mǎn)腦子都是年輕人的理想主義。

　　It is made of a yielding rubber or similar springing material.

　　它是由柔軟的橡皮或類(lèi)似的彈性材料做成的。

　　The abundant crevasse prove that fracture is the chief form of yielding.

　　大量的冰隙證明破裂是變形的主要形式。