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- Mobile Source Emission and City Communication 机动车排放污染与城市交通环境
- Stationary source emissions - Determination of low range mass concentration of dust - Part 1: manual gravimetric method. 固定源辐射。粉尘的小范围质量浓度的测定。第1部分:人工重量测定法。
- The news comes from a reliable source. 这消息来自可靠的来源。
- Something that issues from a source; an emission. "散发物;发射物:从一发射源发出的东西;发射物.;"
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- Analysis of arsenic, antimony, tin, bismuth, lead in steel by spark source emission spectrometer 火花源发射光谱仪分析钢中的砷、锑、锡、铋、铅
- Determination of chloride and nitrate in stationary source emission by ion chromatography 离子色谱法测定固定污染源排气中的氯化物和硝酸盐
- The sun is the ultimate source of energy. 太阳是能量的最基本来源。
- A source of irritation or annoyance. 令人生气的事或者引起烦恼之事
- The groundwork or source of something. 基础，根源某事物的基础工作或根源
- Where is the source of the Rhine? 莱茵河发源于何处？
- Air Quality Index and Pollutive Source Emission Handling in Fujian Province: Relationship and Developing Tendency 福建省空气质量指标与污染源排放处理趋势相关分析
- He's been a source of discord and worry. 他成为不和和烦恼的根源。
- A source of harassment, annoyance, or pain. 使人痛苦的东西骚扰，烦恼或痛苦的来源
- Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的？
- Hard work is the ultimate source of success. 努力工作是成功之本。
- The proof came from a plenteous source. 证据来自丰富的渠道。
- Do you know the source of Amazon River? 你知道亚马逊河的源头吗?
- He is a bit coy when ask about the source of his income. 问起他收入的来源，他就有些吞吞吐吐。
