生日的

I was born on April 12th.

我的生日是在4月12日。

Yesterday is December 1st, it was my birthday.

昨天是12月1号，是我的生日。

I am fifteen years old and my birthday is October 22nd.

我是十五岁，我的生日是10月22日是。

You see , yesterday was my 23rd birthday

昨天是我23岁的生日

Today is December the 25th., and it is my birthday.

今天是十二月二十五号而且是我的生日。

Today is my 25th birthday, and this morning I watched the video she prepared for this day.

今天是我25岁生日，早上我看了她为我这个日子准备的录像。

Because it's our 30th birthday.

因为这是我们的30岁生日

No, it's not just you. My 30th birthday sure wasn't much fun.

不，不是只有你我的30岁生日也不好过

I'll celebrate my 30th birthday on Saturday.

我会在周六庆祝我的30岁生日。

How are you going to celebrate your 30th birthday?

你打算怎样庆祝你的三十岁生日？

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐