滑轮

gin wheel

起重滑轮

gin saw ==> 轧花机底部梳齿板 | gin wheel ==> 起重滑轮 | gin-block ==> 单轮滑车

grip sheave

紧滑轮

"grinding wet","湿磨" | "grip sheave","紧滑轮" | "gripping device","夹具 ; 制动装置"

guide pulley

定位滑轮

防掉炼器 Chain Deflector/Chain Fall Protector | 定位滑轮 Guide Pulley | 定指束带 Toe Clip Band, Toe Clip Strap

pulley guide

滑轮导向器

pulley cone 锥形轮 | pulley guide 滑轮导向器 | pulley magnet 磁轮

pulley block hoist

滑轮吊车

滑轮组;滑车组 pulley block | 滑轮吊车 pulley block hoist | 差动滑车组 pulley block; differential

tension pulley block

张紧滑轮

tension pulley ==> 张紧轮,张力轮,张力盘 | tension pulley block ==> 张紧滑轮 | tension rail ==> 张力杆

traction frame with pulley attachment

滑轮牵引架

traction field sprayer ==> 行走轮驱动的田间喷雾机 | traction frame with pulley attachment ==> 滑轮牵引架 | traction gear box ==> 行走部分变速箱

groove of trolley wheel

接地滑轮槽

groove of thread ==> 螺纹谷 | groove of trolley wheel ==> 接地滑轮槽 | groove of ulnar nerve ==> 尺神经沟

umbrella pulley

伞形滑轮

umbrella prop ==> 伞形支柱 | umbrella pulley ==> 伞形滑轮 | umbrella roof ==> 伞形顶,伞形屋顶

grooved trolley wire

沟纹滑轮线

grooved insulator 有槽绝缘子 | grooved trolley wire 沟纹滑轮线 | gross efficiency 总效率

breathy：带呼吸声的 (形)

breathtakingly 令人透不过气地 (副) | breathy 带呼吸声的 (形) | breccia 角砾岩 (名)

need help with：在......方面需要帮助

3. talk to sb. about sth. 和某人谈有关某方面的情况 | 4. need help with... 在......方面需要帮助 | 5. run faster than... 比......跑得快