弟妹

tā yǒu bā gè dì mèi

她有八个弟妹。

She has eight brothers and sisters.

tā zǒng shì bèi shù wéi dì mèi xué xí de bǎng yàng

她总是被树为弟妹学习的榜样。

She had always been held up as an example to the younger ones.

nǐ de dì mèi yǐ jīng zhǔn bèi hǎo le me

你的弟妹已经准备好了么？

Is your sister-in-law ready?

wǒ de dì mèi yāo qǐng wǒ qù tā jiā chī wǎn fàn

我的弟妹邀请我去她家吃晚饭。

My sister-in-law had me over her home for dinner.