桌上放着三枚硬币。

Zhuō shàng fàngzhe sān méi yìngbì.

There are three coins on the table.

这几枚邮票都是上世纪的，很有收藏价值。

Zhè jǐ méi yóupiào dōu shì shàng shìjì de, hěn yǒu shōucáng jiàzhí.

These few stamps are from the last century and are very valuable for collecting.

他为妻子精心挑选了一枚戒指。

Tā wèi qīzi jīngxīn tiāoxuǎn le yì méi jièzhǐ.

He carefully chose a ring for his wife.