Do you want that cake? If not, I'll have it.

你要那块蛋糕吗？不然我就要了。

Such measures are desirable, if not essential.

这些措施即使不是必要，也是可取的。

If not for John, Brian wouldn't have learned the truth.

要不是约翰，布莱恩不会了解真相。

Are you pressed for time? If not, I suggest we have lunch.

你时间紧吗？如果不紧的话，我建议我们一起吃午饭。

She understood his meaning, if not his words, and took his advice.

她即便不懂他的语言，也明白了他的意思，并且接受了他的建议。

The government had a moral, if not a legal, duty to pay compensation.

政府即使没有法律上的义务也有道义上的义务进行赔偿。

If not a large concern, the Potomac Nursery was at least a successful one.

虽不是一个大生意，波托马克幼儿园至少是一个成功的公司。

She felt, if not grateful for her own situation, at least a little more reconciled to it.

她觉得，即便对自己的处境不心存感激，至少能将就一些了。

If not her son, she probably would have died right there in her bathtub.

如果不是她儿子，她可能就死在浴缸里了。

If not, do an error exit.

如果没有，则执行错误退出。

If not, you can download and install it.

如果没有，你可以下载并安装它。

If not, it will be better to join board.

如果没有，最好还是加入董事会。

If not, it will be better to join the board.

如果没有，最好还是加入董事会。

If not, why do you night owls prefer the evening?

不是的话，为什么你们这些夜猫子会更喜欢晚上呢？

The first is the postponement of, if not retreat from, marriage.

如果不放弃婚姻，那么首先就推迟婚期。

If not, it is not plausible that the variable is a causal factor.

如果不是，变量是一个因素这说法就是不合理的。

If not, then transformations have to be performed in the mapping phase.

如果没有，则在映射阶段必须执行转换。

If not, ask God to help you establish goals for your decade of destiny.

如果没有，那么请上帝帮助你为你未来命运的十年设立目标。

If not, your possessions are safest in a pocket with a button-down flap.

如果没有，你的物品放在有纽扣的口袋里是最安全的。

If not, how do you feel when others do that while having dinner with you?

如果没有，当别人和你一起吃晚饭时，你感觉如何？

If not for this small optimization, we would go through every element twice.

如果不是由于这个小小的优化，我们将遍历每个元素两次。

If that worked, we should say hooray! If not, we will soldier on to the next step.

如果成功了，我们应该说万岁！如果没有，我们将坚持到下一步。

It says tropical storms formerly claimed dozens, if not hundreds of lives, each year in Cuba.

据说以前热带风暴每年在古巴造成的死亡人数，没有几百人也有数十人。

It says tropical storms formerly claimed dozens, if not hundreds of lives, each year, in Cuba.

据说以前热带风暴每年在古巴造成的死亡人数，没有几百人也有数十人。

If not cultivated, it will not survive: "Childhood curiosity is a collaboration between child and adult."

如果不加以培养，人们很难维持好奇心：“儿童时期的好奇心，是通过儿童与成人间的合作获得的。”

In a large number of cases factory workers earn as much, if not more, than their middle-class supervisors.

在很多情况下，工厂工人的收入与他们的中产阶级主管的收入相比，如果不是更高也会相等。

The trip was nothing if not varied.

这次旅行极其丰富多彩。

It was a warm day, if not exactly hot.

这一天即使算不上热，也是一个暖和的日子。

Are you ready? If not, I'm going without you.

你准备好了吗？否则我就自己去了。

They cost thousands if not millions of pounds to build.

建设要耗费数千英镑，甚至可能是数百万英镑。