双语例句
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We see the conflict leading to a protraction of Libya's oil shortages.
我们看到冲突已经造成了利比亚石油短缺的进一步升级。
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It realizes graphics protraction of time and frequency domain in every time period.
它实现了各个信号的时域和频域的图形的绘制。
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Results The new anchorage implants were stable almost in every protraction experimental study.
结果在所有实验中支抗种植体稳定性良好。
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Result: The profile improved slowly more than half a year in maxillary protraction treated group.
结果:前方牵引后侧貌改善较慢,一般需半年以上。
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To investigate the therapeutic effects of maxillary expansion and protraction in the primary dentition.
探讨在乳牙期利用固定扩弓矫治器前牵引的临床效果。
近义词
n.
extensionelongationstretching
同根词
词根 protract
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protracted
adj. 拖延的 v. 拖延;绘制;伸展(protract的过去分词)
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protractedly
adv. 拖延地;延长地
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protractor
n. 伸肌;分度器;伤处异物摘出器
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protract
vt. 绘制;延长;伸展
释义
n.
the action of prolonging something or the state of being prolonged
延长,拖延
the action of extending a part of the body
(身体部位的)伸长,伸拉。
类似拼写词
词源
"mid 16th cent.: from French,or from late Latin protractio(n-),from protrahere ‘prolong' (see PROTRACT)."