main portion
主要部分：指某物或某事物的主要或最重要的部分。
常用释义
英式发音
美式发音
基本释义
- 主要部分：指某物或某事物的主要或最重要的部分。
例句
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1·The main portion of your essay will consist of arguments to support and defend this belief.你论文主体的内容应该就是提出论据来支持你的论点。
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2·The difficulty of seismic exploration is to make the imaging at structural main portion clear.地震勘探的难点是构造主体部位的清晰成像。
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3·An offshoot or a division of the main portion of a structure, especially that of a nerve, blood vessel, or.分支某一结构主要部分的分支或分岔，尤指神经。
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4·Additionally, pages should be less than 100kb to break a page up and to keep descriptive content at the top main portion of the page.此外，为分割页面和保留页首主要部分的描述性内容，页面应小于100kb。
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5·The damage to materials caused by acidic matter in atmosphere is the main portion of the economic lost caused by acid deposition.大气中的酸性物质对材料的破坏是酸沉降经济损失中的重要部分。
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6·Moreover, the study indicated that the fatigue crack initiation period is the main portion of the total fatigue life at long lives.该研究还表明，在长寿命范围，裂纹起始寿命是疲劳全寿命的主要部分。
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7·The main portion of version 0.32 is bug fixes, in total there are fixes for 62 bugs in the update and made a number of improvements.版本0.32的主要部分是错误修复，在总有62个错误的更新，并提出了一些改进。
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8·The invention is a broadsword of ancient weapon, with addition of modern equipment of which the main portion is a high-voltage power supply.该发明是在古代兵器即传统武术器械大刀上加上现代设备而构成，设备主要部分为高压电源。
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9·Objective: To study the possibility of reserving the main portion of polypoid middle turbinate in partial turbinectomy by endoscopic sinus surgery.目的探讨鼻内窥镜鼻窦手术中对中鼻甲息肉样变行中鼻甲部分切除术而保留中鼻甲主体结构的可能性。
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10·Teacher's book: the teacher's book suggests activities for the main portion of the class for each day and indicates when to use the workbook pages.教师用书：教师用书补充说明每天课堂的主要任务并明确何时可以使用练习册。