She'll have had the results by now.
她现在应该知道结果了。
Oughtn't the water to have boiled by now?
水现在该开了吧？
If he started out at nine, he ought to be here by now.
他如果九点出发，现在应该到这里了。
If you think about it, those children must be at school by now.
想想吧，那些孩子现在一定在学校了。
They are supposed to be here by now! I told everybody to meet here by 10:15.
他们本来现在就应该到了！我告诉过所有人10点15分到这里集合。
Vaccination is by now a simple, safe and effective way to protect us from the diseases.
到目前为止，接种疫苗是一种简单、安全并有效的方式，可以保护我们免受疾病侵害。
Although vaccination is by now one of the best ways to protect us from COVID-19, it can be better.
尽管到目前为止，接种疫苗是保护我们免受新型冠状病毒肺炎感染的最佳方法之一，但它可以更好。
You see, I still have this pain in my back, this medicine the doctor gave me was supposed to make me feel better by now.
你看，我的后背还疼，医生开的这种药本来应该能让我现在感觉好点的。
If David Cameron's Conservatives had a brilliant idea for guaranteeing every graduate a well-paid job, they would have unveiled it by now.
如果戴维·卡梅伦领导的保守党有一个聪明的主意，能保证每个毕业生都能获得高薪工作，他们现在就应该公布了。
他现在该到家了。
She must know the play backwards by now.
她现在对这个剧本肯定是倒背如流。
There should be some snowdrops out by now.
现在应该有雪花莲开放了。
They would have been here by now if they'd caught the early train.
假若他们赶上了早班火车，现在就该到这里了。
You're an intelligent woman, surely you realize by now that I'm helping you.
你是个聪明的女人，你现在肯定意识到我在帮你。
Toad was almost himself again by now.
托德现在差不多恢复了常态。
You might think she'd be cynical by now.
你也许会认为她现在一定愤世嫉俗。
He was not the type of person offering to pay for refinishing my car, which had by now many scratch marks.
他不是那种愿意为我的汽车补漆付钱的人，我的汽车现在已经有很多刮痕了。
She would be in bed by now, as like as not.
这工夫她很可能睡了。
I should know by now not to throw away the directions until we've finished cooking.
我现在应该明白，饭没做完之前，不要把食谱扔掉。
Any plans I'd had for the weekend were by now well and truly snookered.
我原先设想的各项周末计划，这时候就彻底落空了。
At the beginning of the semester we were swamped with applications, but I guess everyone who wants a job has one by now.
开学时我们收到了一大堆求职申请，但我想现在每个想找工作的人都找到了。
这个问题现在已经是老调重弹了。
They should have arrived by now.
他们现在早该到了。
He must be nearing home by now.
他现在一定已经快到家了。
They should be at the airport by now.
按说他们现在应当已经到机场了。
He ought to have arrived there by now.
他现在应该已经到那里了。
I think he must have arrived home by now.
我想他现在一定已经到家了。
Those problems are by now painfully well known.
到如今，那些难题人尽皆知。
He had by now an inkling of the factors involved.
他总算对涉及到的各种因素略知一二了。
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