查询词典 second gear

Second childhood：老年智力衰退期

second chamber 上议院 | second childhood 老年智力衰退期 | second class 第二堂课

second class：二等的

second-best 第二好的 | second-class 二等的 | second-guess 事后劝告

second class ore：二级矿石

second class fish-plated nut 二级鱼尾螺母 | second class ore 二级矿石 | second clearance angle 第二后隙角

second component：第二分量

second comparison test 第二比较检验 | second component 第二分量 | second countability axiom 第二可数公理

second derivative action：二次微分酌

second attribute 辅助属性 | second derivative action 二次微分酌 | second generation 第二代

second derivative action：二次导数作用

second derivative 二次导数,二阶导数 | second derivative action 二次导数作用 | second derivative gravity anomaly 重力二次导数异常

second derivative calculation：二次微商计算

second deformation 第二期变形 | second derivative calculation 二次微商计算 | second derivative 二阶导数

second derivative spectroscopy：二阶导数谱学

second derivative 二次导数 | second derivative spectroscopy 二阶导数谱学 | second emission 二次发射

Second Derivative Test：二阶导数试验法

Second derivative :二阶导数 | Second Derivative Test :二阶导数试验法 | Second partial derivative :二阶偏导数

Second Derivative Test：二阶导数测试法

Second derivative :二阶导数 | Second Derivative Test :二阶导数测试法 | Second partial derivative :二阶偏导数

Cardinals：基數 Ordinals 序數

Have a nice trip. 旅途愉快 | Numbers (數字) 基數與序數 | Cardinals 基數 Ordinals 序數

plasters：石膏

plaster of paris 熟石膏,烧石膏,半水石膏 | plasters 石膏 | plastic Solution 粘性溶液