Scientists need to respond forcefully to animal rights advocates, whose arguments are confusing the public and thereby threatening advances in health knowledge and care.

科学家应该对动物权利鼓吹者做出有回应，因为他们言论混淆了公众视听，从而威胁到卫生知识和卫生服务进步。

But even the strongest incumbent is vulnerable to competition.

但即使最有现任者在竞争面前也很脆弱。

This seems like a pretty drastic step.

这看起来像一个有措施。

To cite the book's lengthy but apposite subtitle, she makes a strong case " why it's time to come clean about who does the dishes" .

引用这本书冗长而贴切副标题，她提出了一个有理由: “为什么是时候明确谁来洗碗了”。

Flippers help a dolphin start, stop, and turn. The fin on a dolphin's back helps it stay balanced. Its powerful tail pushes it through the water.

鳍状肢帮助海豚启动、停止和转向。海豚背上鳍帮助它保持平衡。有尾巴推动它在水中前进。

And Diaz-Canel is expected to keep the status quo in Cuba, closely following the leadership of the Castro presidents, while Raul Castro will keep a powerful leadership position and have the final say on important decisions.

迪亚斯-卡内尔将保持古巴现状，继续卡斯特罗总统领导，而劳尔·卡斯特罗将保持有领导地位，并在重要决策上拥有最终决定权。

" Hope has proven a powerful predictor of outcome in every study we've done so far, " said Doctor Charles R. Snyder, a psychologist who has devised a scale to assess how much hope a person has.

查尔斯 R·斯奈德博士，一个设计了如何评估个人拥有多少希望心理学家说：“我们做一项研究表明，希望是结果有预言者。”

It was a momentous one, full of potent symbolism.

这是很重要发明，充满了有象征意义。

The second feature I want to talk about has, is about giving you the ability to easily convert Swift types to encodable formats, like JSON and property lists, while adding, providing powerful opportunities for customization.

我想说第二个特性就是让你们能够轻松把 Swift 类型转化成可编码格式，例如 JSON 和属性列表，同时还提供了有自定义机会。

Without strong competition, without losing, we cannot become champions.

没有了有竞争和失败，我们不可能成为冠军。

Public support for the prince, which has never been very strong, frankly, is collapsing.

说实话，公众从未给安德鲁王子提供有支持，而现在公共支持更是几乎崩塌。

The general election has given her a strong mandate.

大选赋予了她有权。

But animals of this age do not easily become subservient to man, and a very firm hand must be employed in the early stages.

但这个年龄象不易驯服，因此开始阶段需要有一位有老手。

The effort aims to provide strong ideas on ways to help countries ensure that houses of worship -- and those who attend religious services -- are safe.

这项计划目是提供有想法，帮助各国确保礼拜场所和参加宗教仪式信众安全。

And it was this fillip that must have given the owner of our villa the confidence to show us Christ looking out at us, full face, unequivocally a man of power.

正是这种鼓励使得别墅主人敢于向我们展示基督图像。图像上基督正 面直视着我们，明白地显示出这是位有人物。

The court order was read out on state television in Angola, a powerful gesture in a country where for decades the dos Santos family had seemed untouchable.

安哥拉国家电视台宣读了法院命令，这是一个有姿态，几十年来，多斯桑托斯家族在这个国家似乎是不可撼动。

Among its recommendations, the Commission supports a phase-out of coal power plants, expansion of renewable energy, investment in health systems and a commitment to a strong global climate treaty.

该委员会提出了一些建议，其中包括逐步淘汰火电厂、扩大可再生能源、投资医疗系统，以及致于更有全球气候协议。

If there is ever an end in this forever war, it will be because of you and your strong right hand.

如果永恒之战能够终结，那肯定是因为你，以及你有右手。

My husband, my rock, my best friend, I love you.

还有我丈夫，作为我有支柱、最好朋友，我爱你。

You're probably going to have the same exact limitations unless you take drastic action.

除非你采取有行动，你很有可能还是受到相同条件限制。