你一定需要购买这个物品吗？
If you think it is useful to mark books, you will have to buy them.
如果你认为在书上做记号是有用的，你就得去买它们。
Uniforms will help our families save money, since we would have to buy only one or two uniforms for the whole year.
校服将有助于家庭省钱，因为我们全年只需要买一到两套校服。
You have to buy a 30-cent stamp.
您要买一张30分邮票。
You have to buy supper. Only breakfast is free.
你得自己买晚餐。只有早餐免费。
Usually, seniors don't have to buy tickets for trains and buses.
通常，老年人不需要买火车票和公共汽车的票。
You're in trouble if you have to buy your own brand-name prescription drugs.
如果你得自己掏钱买名牌处方药的话，那你就麻烦了。
I guess I have to buy a computer then.
我想我得去买台电脑了。
No, you have to buy the two together.
不，你们必须得两只一起买。
I have to buy some new makeup, anyway.
我反正得买点儿新的化妆品了。
You have to buy the damn thing to use it.
你不得不花钱买才能用这个程序。
Because I shall have to buy something, too.
因为我这方面也有些东西要买。
You don't necessarily have to buy new ones.
你不需要特地去买一个新的。
As a result, I don't have to buy her anything.
因此，我没有必要送给她什么。
My glasses are broken. I have to buy a new pair.
我的眼镜碎了，我要买副新的。
My pension has plummeted and now I have to buy an annuity
我的退休金暴跌，现在必须去买一份年金（annuity）了。
Does this mean we are engaged? Do I have to buy a ring?
这是不是意味着我们要订婚，我还要买订婚戒指？
I will have to buy a house, get married and raise kids!
未来要买房、结婚、养小孩！
You don't have to buy and set up all of those computers.
通过使用云平台，就不需要购买和设置所有计算机。
No, I have to buy a pet before you use up all the money.
不，我得在你把钱花完前买只宠物。
It hits me all of a sudden that I have to buy a new bag.
我突然想起，我需要买一个袋子。
Clerk says if I tear pages out of a book I have to buy it.
店员说如果我撕破书页就必须把它买下。
You don't have to buy a vineyard to be a vintner or winemaker.
你不必非要拥有葡萄园才能成为葡萄酒商或酿酒师。
You don't have to buy into it; you just have to know it, okay.
你们不必想念它，但是你们必须知道它，好吧。
You Can't Just Install Chrome OS - You Have to Buy a New netbook.
不能简单安装ChromeOS-你必须购买一个新的上网本。
This is the number of bonds I have to buy and so let's analyze this.
这边是我要买入债券的数额，下面我们开始分析这笔交易。
This is the number of bonds I have to buy and so let's analyze this.
这边是我要买入债券的数额，下面我们开始分析这笔交易。
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