| 例句 |
Advances in medical science have eliminated the need for many patients to spend long periods of time in hospital.医学的进步为许多病人排除了长期住院的需要。It would be much better for them to keep silent during this period of time.在此期间，他们最好保持沉默。A sticky site lets the visitor bounce around for long periods of time.吸引人的网站会使得访客在上面浏览很长一段时间。Doctors are reluctant to prescribe a new class of drugs, especially ones which need to be taken for long periods of time.医生不愿意开新品种的药，尤其是那些需要长期服用的药物。The Chinese political system has evolved over a long period of time.中国的政治制度是长期发展形成的。Set aside a period of time specifically for study.留出一段时间专门用于学习。These people have been targets for quite a period of time.相当一段时间以来，那些人一直是被抨击的对象。Some cancers are inducible in a short period of time.某些癌症可在短时期内诱发显现。This crisis might last for a long period of time.这次危机可能持续很长时间。It would have been better if they'd closed the road for a short period of time while the repairs were done.修路的时候，他们还是封路一段时间较好。Many prisoners are confined to their cells for long periods of time.许多犯人被长期禁闭在牢房里。I have never seen such a seismic shift in public opinion in such a short period of time.我从未见过公众舆论在如此短的时间内发生如此巨大的转变。Anne had difficulty holding down a job for any period of time.安妮无法把一份工作保住一段时间。The medication is prescribed for a fixed period of time.开的药只适合在固定的一段时间内服用。We're stuck here for an indefinite period of time.我们困在这里不知道多长时间了。The doctor said that if he became a vegetable, he would be hospitalized for an interminable period of time.医生说，如果他成为植物人，他将会没完没了地住在医院里。We worked almost every week for a period of time.有一段时间，我们几乎每周都工作。They have accomplished much in a very short period of time.他们在很短的时间内取得了较大的成就。We didn't speak for a long period of time.有很长一段时间我们互相之间不讲话。The balance must be paid within an agreed period of time.余款必须在约定的时间内付清。His occupation condemned him to spend long periods of time away from his family.他的职业迫使他长时间地离开家人。Walking for gradually longer periods of time until pain appears is part of the treatment for peripheral vascular disease.逐渐加长行走距离直到感觉疼痛为止是治疗周围性血管疾病的一部分。The money was lent for an undefined period of time.钱借出时，没说借多久。The most preferable arrangement would be for us to pay very low interest over a long period of time.最合我们心意的安排是在长时期里支付非常低的利息。She should be hospitalized for a period of time.她得住院治疗一个时期。The work had to be completed within a limited period of time.这项工作要在有限的时间内完成。She finds it hard to sit still for long periods of time.她发现长时间坐着不动十分困难。It is said that he writhed under insults for a period of time.据说有一段时间他因受辱而极为痛苦。The course runs over a six-week period of time.这门课程为期六周。Try to avoid extended periods of time at the computer.要尽力避免使用电脑时间过长。She spent a period of time working with people dying of cancer.她有一段时间曾帮助垂危的癌症患者。 |