| 单词 | 带正电 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔alpha particle〕A positively charged particle, indistinguishable from a helium atom nucleus and consisting of two protons and two neutrons.α粒子：与氦原子核难以区分的带正电的粒子，包括两个质子和两个中子美国传统〔boride〕A binary compound of boron with a more electropositive element or radical.硼化物：硼和带正电荷的元素或原子团形成的二元化合物美国传统〔charge〕If one or more electrons be removed, the atom is said to be positively charged.如果原子失去了一个或多个电子,我们就说原子带正电荷。英汉大词典〔charge〕The proton has positive electrical charge.质子带正电荷。麦克米伦高阶〔electropositive〕Having a positive electric charge.带正电的美国传统〔halide〕A chemical compound of a halogen with a more electropositive element or group.卤化物：由一种卤素与另外一带正电的金属元素或族形成的一种化合物美国传统〔inlet〕As air passes over the metal body, or flows through air inlets, it becomes positively charged.空气经过金属体或从进气口通过, 就会带正电。外研社新世纪〔neutral〕Atoms consist of positively-charged protons, negatively-charged electrons and neutral particles called neutrons.原子由带正电的质子、带负电的电子和称为中子的不带电粒子组成。剑桥高阶A proton has positive charge and an electron has negative charge.质子带正电荷，电子带负电荷。剑桥国际Acids produce positively charged hydrogen atoms when dissolved in water.酸在水中溶解时可生成带正电荷的氢原子。剑桥国际Atoms consist of positively-charged protons, negatively-charged electrons and neutral particles called neutrons.原子由带正电荷的质子、带负电荷的电子和称为中子的不带电微粒构成。剑桥国际 |
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