Test to see if the finish is tacky, and if it is, leave it to harden.
测试一下看看最后一道漆是否还发黏，如果是的话，那就放着让它变硬。
So how long can a gene survive in a species if it is no longer used?
那么，如果一个基因不再被使用，它能在一个物种中存活多久呢？
To be honest, if it is a genuine Michelangelo drawing, it will sell for millions of pounds.
老实说，如果这真的是米开朗基罗的画，它将价值数百万英镑。
If it is true, the mantle rocks of the Moon and the Earth should be the same geochemically.
如果这是真的，月球和地球的地幔岩石从地球化学上来看应该是相同的。
If it is, then you can easily send it back to the manufacturer, and they'll send you a brand-new one for free surely.
如果是的话，你完全可以把它寄回给制造商，他们肯定会免费寄给你一台全新的。
Competition can be healthy, but if it is pushed too far it can result in bullying.
竞争可以是良性的，但如果被推向极端，就会导致恃强凌弱。
The committee will need to winnow out the nonsense and produce more practical proposals if it is to achieve results.
若想取得实效，委员会将需要摈除那些没有实际意义的观点，提出更切合实际的建议。
Turn off lights if it is unnecessary.
如果没有必要，请关灯。
If it is, then I must find the door.
如果是的话，那么我必须找到那扇门。
Let's go climbing if it is fine this Saturday.
如果这个星期六天气好的话，我们去爬山吧。
I wonder if it is the key to the garden.
我想知道这是不是花园的钥匙。
If it is no good, I'll do it differently next time.
如果这次不好，下次我会换一种方式。
If it is not cleaned up, more people will be hurt.
如果不进行清理，会有更多人受到伤害。
If it is too cold, cover the arm with cloth first.
如果天气太冷，先用布盖住手臂。
We will go for a picnic if it is sunny this Sunday.
如果这个星期天天气晴朗，我们就去野餐。
Would you like to go hiking if it is fine this Saturday?
如果这周六天气好的话，你愿意去远足吗？
After all, our waste doesn't just disappear even if it is taken away.
毕竟，我们的垃圾即使被带走了，也并不会消失不见。
Some experts say that music can be harmful if it is too loud.
一些专家说，如果音乐的声音太大，它可能是有害的。
Celia, join us in the Super Summer Camp if it is fine this weekend.
西莉亚，如果周末天气好的话，和我们一起参加超级夏令营吧。
If it is sunny tomorrow, I will go shopping with my friend in the supermarket.
如果明天是晴天，我将和我的朋友去超市购物。
If it is a bicycle, you should call your parents before you let the rider go.
如果是一辆自行车的话，你应该在骑手离开之前打电话给你的父母。
Sometimes an elephant will attack human beings, particularly if it is defending its young or it has been wounded.
有时大象会攻击人类，特别是当它在保护幼崽或受伤时。
Take the person's temperature, if it is 40℃ or higher, take the person to hospital as soon as possible!
测量病人的体温，如果是40℃ 或更高，尽快送病人去医院！
Although gene editing may help to prevent disease, many people are wondering if it is safe and ethical to use it on humans.
尽管基因编辑可能有助于预防疾病，但许多人对于将其用于人类是否合乎安全和道德感到疑惑。
Even if they don't, at least they will always know that they can live without computers, electricity, and smartphones—even if it is only for a few days!
即使他们不这样做，至少他们将永远知道，他们可以在没有电脑、电力和智能手机的情况下生活——即使只有几天！
I'm going out in my chair in a day or two if it is fine.
过一两天，如果天气好的话，我就要坐着轮椅出去。
If it is me that captures the wide-open West, it'll enrapture me.
如果是我夺取了完全开放的西部，我就会高兴得眉飞色舞。
The larger the iceberg, the slower it melts, even if it is towed through the tropics.
冰山越大，融化的速度就越慢，即使它被拖着穿过热带地区。
If it is waiting indefinitely, then it is set to the maximum timeout value at runtime.
如果是无限等待，那么运行时把它设置为最大超时值。
Remember her birthday and get her something, even if it is the simple and inexpensive gift.
记住她的生日，并给她礼物，哪怕仅仅是便宜和简单的礼物。
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