| 字词 | 一次 |
| 释义 | •¶ 一周一次 once a week •¶ 不止一次 more than once •¶ 再一次 once again •¶ 再试一次 try once again •¶一次就够了吗? Will once be enough? •¶ 雷声隔得一次比一次久， 这意味着暴风雨正在过去。 The increasing distance between thunderclaps meant the storm was moving away. •¶ 我到过那儿一次。 I have been there once. •¶ 我只见过他一次。 I've met her only once. ②〖数〗 linear ③〖电〗 primary 一次倍频first overtone一次编译程序one-pass compiler一次变分方程equation of first variation一次变换linear transformation一次变换器primary transducer一次拨款lump-sum appropriation一次捕鱼量shot一次采全高full-seam mining一次采油可采储量primary reserve一次操作once-through operation一次参数primary parameter一次测量转换器primary measuring transducer一次成巷掘进simultaneous driving and supporting一次差分first difference一次抽样单位primary sampling unit一次抽样方案single sampling plan一次抽样检验single-sampling inspection一次处理single treatment; primary treatment一次电波 〖信〗primary wave一次电池one-shot battery; galvanic cell; primary cell一次电流primary current一次电路primary circuit一次电路电阻primary resistance一次电压primary voltage一次电子primary electron一次动情monoestrus一次冻透straight freezing一次断裂畸变single-break aberration一次多倍体primary polyploid一次反复one replication一次反应primary reaction一次泛音first overtone一次方first power一次方程first-order equation; linear equation一次方程式simple equation一次分级scalping一次风primary air一次孵卵数sitting一次辐射体primary radiator一次付清pay in full一次革命论theory of a single revolution一次固熔体primary solid solution一次光电效应primary photoelectric effect一次光源primary source一次函数function of first degree; linear function一次活套primary loop一次击穿 〖半〗first breakdown一次击中学说one-hit theory一次激活电池primary activated battery一次计数器start-stop counter一次继电器primary relay一次加法时间one addition time一次加热single heat一次交货量 〖经济〗consignment一次结实植物monocarpic plant一次近似first approximation一次进入点primary entry point一次净保险费net single premium一次矩first moment一次空气primary air一次冷凝器primary condenser一次冷却剂primary coolant一次冷镦机single-stroke header一次码烧semi-stiff extrusion process一次毛纱法direct attenuation silver processing一次模one-off pattern一次配电primary power distributions一次配电网primary distribution一次配电系统primary distribution system一次喷嘴primary nozzle一次起动one push start一次敲击a beat一次取样primary sample一次群primary group; primary block一次绕组primary winding一次融透straight thawing一次入境签证single entry visa一次扫视操作one pass operation一次闪蒸full flashing一次摄影a shot一次设计once-through design一次射击a round一次生产量a batch一次石墨化 〖化〗primary graphitizing一次使用导弹 〖军〗expendable missile; one shot missile一次使用电子干扰设备expendable electronic jamming equipment一次使用信用状straight letter of credit一次试验single test一次碳化物primary carbide一次调整one-setting一次通过single pass; one shot一次通过程序blue-ribbon program一次通过锅炉single-pass boiler一次投票single ballot一次投梭a shot一次污泥primary sludge一次污染primary pollution一次污染物primary pollutant一次误差first-order error一次吸枝one-sucker一次系统primary system一次纤维导丝板primary filament comb guides一次显示primary display一次线 〖电〗primary line一次线圈primary winding (PW); primary coil一次消费 〖经济〗one-time consumption一次谐波first harmonic一次锌-银电池primary silver-zinc battery一次型dispensable mould一次循环工艺图once-through flowsheet一次压制single-pressing一次压制法single-press process一次仪表primary instrument一次有效装置expendable equipment一次运算计算机single-shot computer一次载波primary carrier一次再结晶primary recrystallization一次再热single reheat一次折射unirefringence一次蒸发flush distillation; single vaporization一次枝线linear branch一次指令once command一次注入量a shot一次注射(量)a shot一次铸型temporary mould一次走刀one-pass一次装填one-time pad一次总付办法lump-sum basis |
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