Meaning of dà yī:
大衣
overcoat; topcoat; cloak; CL:件[jian4]
Tā chuānle yī jiàn wēnnuǎn de dà yī.
她穿了一件温暖的大衣。
She wore a warm overcoat.
Jīntiān tiānqì hěn lěng, wǒ chuānle wǒ de xīn dà yī.
今天天气很冷,我穿了我的新大衣。
The weather is very cold today, so I wore my new topcoat.
Tāmen qù shāngdiàn mǎi le xīn de dà yī.
他们去商店买了新的大衣。
They went to the store to buy a new cloak.
Jīntiān tài lěng le, wǒ bìxū chuān shàng wǒ de xīn dàyī.
今天太冷了,我必须穿上我的新大衣。
It's too cold today, I must put on my new coat.