但它往往是 in English translation

但它们往往是掠夺性的。

But often they were predatory.

快餐简单而美味，但它往往是高热量，脂肪和钠。

Fast food is easy and tasty, but it is often high in calories, fat and sodium.

过去有很多困难时期，但它们往往是暂时的，可以解释的。

There have been plenty of difficult periods in the past, but they have tended to be temporary and explicable.

快餐简单而美味，但它往往是高热量，脂肪和钠。

Fast food is cheap and tastes good, but it is often loaded with excess fat, calories and sodium.

深度学习的方法在预测方面也很不错，但它们往往是「黑箱子」。

New deep learning methods have yielded good results in forecasting, but I think they are often"black boxes..

铜以其丰富的颜色选择,但它往往是最昂贵的金属屋面材料。

Copper is chosen for its rich coloring, though it tends to be the most expensive of all metal roofing materials.

深度学习的方法在预测方面也很不错，但它们往往是「黑箱子」。

With newer deep learning methods they can do incredible feats in terms of prediction, but my understanding is that they are often"black boxes.

治疗前的肝脏和神经系统的损伤，可以改善，但它往往是永久性的。

Liver and neurological damage that occurs prior to treatment may improve but it is often permanent.

失败的实验看起来效率低下，但它们往往是弄清现实世界如何运作的唯一方法。

Failed experiments look inefficient, but they're often the only way you can figure out how the real world works.

通常我们都想忽略这种感觉，但它往往是正确的，所以一定要对自己诚实。

Usually, we try to ignore this feeling, but more often than not it is right, so be sure to be honest with yourself.

你可以随时要求船上的水，但它往往是更容易买一大瓶水后你去通过安全。

You can always ask for water on board, but it is often easier to buy a large bottle of water after you go through security.

你可以随时要求船上的水，但它往往是更容易买一大瓶水后你去通过安全。

You could ask for water on board, however it is typically much easier to purchase a large container of water when you proceed through security.

医生有很多敌人，但它们往往是断裂的，他们对这个墙下的小帝国几乎没有危险。

The doctor has many enemies, but they tend to be a fractured lot, and they pose little danger to this small empire under the walls.

如今，我们仍然面临威胁，但它们往往是地区性的，短期内无忧的或者规模有限的威胁。

Today, there are threats, but they tend to be regional, years away or limited in scale.

这一过程却要花费约10倍的预防成本，但它往往是数据维护的一个必要组成部分。

We understand this to be ten times the effort, and ten times the resource implication, but it is often a necessary part of data maintenance.

二次雷诺现象是不常见的，但它往往是更复杂的和严重的。

Secondary Raynaud's phenomenon is not as common, but it is often more complex and severe.

添加更多的橱柜和书架，以这么小的空间可能会非常棘手，但它往往是用于存储毛巾和美容用品至关重要。

Adding more cabinets and shelves to such a small space can be tricky, but it is often crucial for storing towels and beauty supplies.

酷刑是令人作呕,但它往往是高度理性的方式来实现特定的目标;

Torture is sickening, but it is often a highly rational way to achieve a specific goal;

像场弯曲是很少完全消除，但它往往是很难检测到的边缘的曲率与大多数平场校正物镜。

Field curvature is seldom totally eliminated, but it's often hard to detect edge curvature with the majority of plan-corrected objectives.

有时，这些东西是为了公关目的而发送的，但它们往往是发自内心的礼物。

Sometimes these items are sent for PR purposes, but often they're genuine gifts sent with gratitude.

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