| 单词 | 商业上 |
| 释义 | 〔flat〕Commercially inactive; sluggish:萧条的：商业上不景气的；萧条的：〔consolidation〕The merger of two or more commercial interests or corporations.合并：两个或多个商业上的利益集团或法人团体的合并〔dichondra〕A small creeping herb(Dichondra micrantha) commercially cultivated as a substitute for lawn grass. 马蹄金属植物：一种小的蔓生草本植物（马蹄金属） ，商业上种植作为替代草坪草 〔dead〕Not commercially productive; idle:闲置的：缺乏商业上活力的；闲置不用的：〔competitor〕One that competes with another, as in sports or business; a rival.竞争者：指与他人竞争的人，如在体育或商业上；对手〔chamomile〕The dried flower heads of either one of these plants, used to make an herbal tea and yielding an oil used in commercial flavorings and perfumery.黄春菊花序：上述植物的任一种头状花序，用于做花茶且可产生一种商业上用来做调味品或香水的油〔venture〕A business enterprise involving some risk in expectation of gain.商业上的投机：为赢利而进行冒险的企业〔carbon〕Symbol C A naturally abundant nonmetallic element that occurs in many inorganic and in all organic compounds, exists freely as graphite and diamond and as a constituent of coal, limestone, and petroleum, and is capable of chemical self-bonding to form an enormous number of chemically, biologically, and commercially important molecules. Atomic number 6; atomic weight 12.01115; sublimation point above 3,500°C; boiling point 4,827°C; specific gravity of amorphous carbon 1.8 to 2.1, of diamond 3.15 to 3.53, of graphite 1.9 to 2.3; valence 2, 3, 4. See table at element 符号 C 碳：一种在自然界很丰富的非金属元素，存在于很多无机化合物和有机化合物中，以石墨和金刚石的形式以及作为煤，石灰岩和石油的一种成份大量存在，能在化学上自我结合而形成大量化学上，生物上和商业上重要的分子，原子序数6；原子量12.01115；升华点高于3,500°C；沸点4,827°C；非结晶质碳的比重为1.8至2.1，钻石的比重为3.15至3.53，石墨的比重为1.9至2.3；化合价为2，3，4 参见 element〔thorium〕A radioactive silvery-white metallic element that is recovered commercially from monazite. Its longest-lived isotope, the only one that occurs naturally, is Th 232 with a half-life of 1.41 × 1010 years. It is used in magnesium alloys, and isotope 232 is a source of nuclear energy. Atomic number 90; atomic weight 232.038; approximate melting point 1,750°C; approximate boiling point 4,500°C; approximate specific gravity 11.7; valence 4. See table at element 钍：一种商业上从独居石中提取的放射性银白色金属元素，其自然界中寿命最长的同位素是钍232，半衰期为141×1010年。用于镁合金，同位素232是核能的来源。原子序数90；原子量232.038；熔点约为1,750°C；沸点约为4,500°C；比重约为11.7；原子价为4 参见 element〔thulium〕A bright, silvery rare-earth element obtained commercially from monazite, having an x-ray emitting isotope that is used in small portable medical x-ray units. Atomic number 69; atomic weight 168.934; melting point 1,545°C; boiling point 1,727°C; specific gravity 9.3; valence 2, 3. See table at element 铥：一种商业上可从独居石中提取的亮银色稀土元素。它有一种可以释放X射线的同位素，用于小型便携式医疗X射线设备。原子数69；原子量168.934；熔点1,545°C；沸点1,727°C；比重9.3；化合价2,3 参见 element〔unfair〕Contrary to laws or conventions, especially in commerce; unethical:不正当的：与法律或惯例相反的，尤指商业上；非道德的： |
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