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所有出口必须保持通畅，不得堆放行李。
All exits must be kept clear of baggage.
《牛津词典》
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骑手们必须保持速度不减。
The riders had to keep their pace up.
《柯林斯英汉双解大词典》
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它必须保持清醒以呼吸和注意危险。
It must stay awake to breathe and to watch for danger.
youdao
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我们必须保持地球干净整洁！
We must keep the earth clean!
youdao
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为了有获得奖金的资格，他们必须保持健康的体重。
To qualify for the bonus, they must maintain a healthy weight.
youdao
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如果你想成为一名像刘翔一样优秀的运动员，你必须保持身体健康，准备好经受大量刻苦的训练。
If you want to be an excellent runner like Liu Xiang, you must be in good health and be prepared to go through much hard work.
youdao
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我们都必须保持警觉。
We all have to stay alert.
《柯林斯英汉双解大词典》
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你必须保持冷静，待在那里直到震动停止。
You must keep calm and stay there until the shaking stops.
youdao
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我们必须保持不动，尽量让自己看起来像草、树甚至是灌木。
Us must keep still a bit an' try to look as if us was grass an' trees an' bushes.
youdao
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实验室里必须保持井井有条。
A laboratory must be kept in good order.
《新英汉大辞典》
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我们必须保持更为中间的路线。
We must chart a more centered course.
youdao
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因此，实体必须保持时间同步。
Therefore, it is important for the entities to maintain synchronized time.
youdao
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在发生变化时它必须保持它的连贯性。
It maintains continuity in the face of all these changes.
youdao
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两位候选人都必须保持其选择的开放性。
Both candidates have to keep their options open.
youdao
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但是为了那么些的人们，我必须保持坚强。
But I must stay strong for the people.
youdao
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大家必须保持衣服干净。
Everybody must keep your clothes clean.
youdao
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你必须保持你的头，噢。
You gotta keep your head up, oh.
youdao
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你必须保持镇静。
You must observe calm.
youdao
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很显然，浏览器必须保持元素和文本的顺序。
Obviously, the browser must preserve the order of elements and text.
youdao
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此外，这两个文档还必须保持同步。
In addition, the two documents must be kept in sync.
youdao
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我必须保持锻炼和饮食的平衡。
I have to exercise and eat in a balanced way.
youdao
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我们必须保持安静。
We must keep quiet.
youdao
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但增长只能是一位药，他们必须保持持续增长。
But growth can be a bit of a drug.So they have to keep growing.
youdao
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但增长只能是一位药，他们必须保持持续增长。
But growth can be a bit of a drug. So they have to keep growing.
youdao
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遗憾的是，我们必须保持这个实现的基本框架。
Unfortunately, we must keep this implementation bare boned.
youdao
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你必须保持清醒和控制力。
You have to be lucid and in control.
youdao
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我们必须保持高度的警惕。
We have to stay vigilant.
youdao
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我们必须保持高度的警惕。
We have to stay vigilant.
youdao