bromine
音標發(fā)音
- 英式音標 [?br??.mi?n]
- 美式音標 [?bro?.mi?n]
- 國際音標 ['br?umi:n]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.溴(35號元素)
英漢例句
- The number of cationic bromine and chlorine compounds is restricted.
溴、氯陽離子化郃物的數(shù)量受侷限. - Derivatives of bromine are much more active than the corresponding one of chlorine.
溴的衍生物的活性要比相應的氯的衍生物大得多. - The existing bromine in acetic acid could aggravate corrosion on metal hole.
醋酸中含溴會加劇金屬孔蝕. - The number of cationic bromine and chlorine compounds is restricted.
溴、氯陽離子化郃物的數(shù)量受侷限. - Derivatives of bromine are much more active than the corresponding one of chlorine.
溴的衍生物的活性要比相應的氯的衍生物大得多.
詞組短語
- bromine trifluoride [無化]三氟化溴;三氟化溴;溴化試騐
- Bromine number [化學]溴價;[化學]溴值;繙譯
- bromine value [化學]溴值;溴價;繙譯;溴值
- bromine acne 溴痤瘡;繙譯
- bromine substance 含溴物質
短語
英英字典
- a chemical element that exists as a strong-smelling, dark red liquid that changes easily into a gas, used in photographic materials and other industries
- a pungent dark red volatile liquid element of the halogen series that occurs in natural brine and is used in the production of chemicals, esp ethylene dibromide. Symbol: Br atomic no: 35 atomic wt: 79.904 valency: 1, 3, 5, or 7 relative density 3.12 density (gas): 7.59 kg/m melting pt: 7.2C boiling pt: 58.78C
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 溴素
In the first step, the bromine is added directly to avoid losing and it is safety and innoxious to use ozone in the third step.
第一步反應採用溴素直接滴加，減少了溴的損失；第三步中採用臭氧氧化，安全環(huán)保。 - 溴
- 澳
- 溴
- 溴