It depends what you mean by 'hostile'.

那得看你所说的hostile的含义。

It depends on the darkness of your skin.

这取决于你肤色的深浅。

I might not go. It depends how tired I am.

我不一定去。这要看我累不累。

It depends on how you define the term 'hostile'.

那得看你怎么定义hostile这个词。

"But how long can you stay in the house?"—"I don't know. It depends."

“但你能在这屋里待多久？” — “不知道，这要看情况而定。”

It depends on who you ask.

这取决于你问谁。

It depends on which role you choose.

这取决于你选择的角色。

It depends on how much money you spend.

这取决于您花多少钱。

It depends on your tone of voice and the circumstances.

这取决于你的语气和所处的环境。

It depends on where and what city you'll carry your survey.

这取决于你会去哪里，在哪个城市做调查。

It depends on how soon I can finish the drains at the office building.

这取决于我多久能完成办公楼的排水管工作。

It depends on how full the class is and how many additional students the professor is willing to let in.

这取决于课堂有多满，以及教授愿意让多少额外的学生加入。

It depends on the rate at which water enters the lake, and that depends on the rainfall and the evaporation rate.

这取决于水进入湖泊的速度，而这又取决于降雨量和蒸发率。

It depends on just how many bacteria can make it from floor to food in a few seconds and just how dirty the floor is.

这取决于有多少细菌能在数秒内从地上转移到食物上以及地有多脏。

I shouldn't be too late. But it depends if the traffic's bad.

我应该不会太迟。不过这取决于交通是否拥挤了。

This conclusion is unfounded because it depends on the results of a one-shot study.

还没发现这个结论，因为它取决于这次一次性研究的结果。

"What does your market research consist of?"—"Well, the thing is, it depends on our target age group."

“你的市场研究包含什么内容？”—“哦，问题是，这取决于我们的目标年龄群体。”

It depends heavily on tourism.

它严重依赖旅游业。

It depends on my children's decision.

这取决于我的孩子们的决定。

It depends on whether I'm free or not.

这取决于我是否有空。

It depends on how you will get there.

这取决于你将如何到达那里。

It depends on what you want to use it for.

这取决于你想用它来做什么。

I quite agree, but it depends on when and how they walk.

我非常同意，但这要看他们什么时候走，怎么走。

It depends. It usually costs about 20 to 50 dollars. Last time I paid 25.

视情况而定。通常花费20到50美元。上次我付了25美元。

Life can be easy or difficult, sometimes it depends on how you look at it.

生活可以容易，也可以困难，有时这取决于你如何看待它。

For a real gas, it depends on more than the temperature.

对实际气体而言，它不仅仅依赖于温度。

I can't give a definite date now I'm afraid, because it depends on the other orders we have to get out.

恐怕我现在不能给出一个确切的日期，因为这取决于我们其他要发出的订单。

In the last five years or so, when someone says, "Should I attempt to get an MBA," the answer a lot more is: It depends.

在过去五年左右的时间里，当有人问“我是否应该尝试获得工商管理学硕士学位”时，答案更多的是：视情况而定。

It depends on the class, but for that class, you have to have at least ten people, but since it was cancelled this semester, they might even do it with less.

这取决于课程的不同，但是那门课你必须要有至少十个人，但是因为这学期被取消了，他们可能会用更少的人。

It depends on circumstances.; It all depends.; That depends.

随情况而定。