童车翻倒了，南茜被甩了出来。The buggy turned over and Nancy was thrown out.看看你是否能不用拿掉防雨罩就把童车折叠起来。Check if you can fold the buggy without having to remove the raincover.大娃娃坐在崭新的童车里,满脸痴笑, 能听得一清二楚.The big doll, sitting in her new pram sm...
Most larches have brittle branches and produce relatively few flowers on lower branches.大多数落叶松具有脆弱的枝条,并且下部枝条开花较少.How many golden larches are there in the arboretum?植物园里有几棵金钱松?...
超声波电机的输出特性与驱动频率呈非线性关系.The relations of ultrasonic motor output characteristics and drive frequency are nonlinear.定义了开关磁阻电机的电压矢量.It defines the voltage vector for Switched Reluctance Motor.阐述了变磁极性直流电机的极性换向控制.Discussed the...