| 释义 |
back stop短语¹⁸⁰⁰⁹⁸⁺¹
基本英英例句
逆行停止
名词 backstop:
baseball the person who plays the position of catcherbaseball a fence or screen as behind home plate to prevent the ball from traveling out of the playing fielda precaution in case of an emergency
动词 backstop:
act as a backstop Standard equipment with machine: Manual change. Back stop device, Quick change, Mold the cupboard. Foot pedal.
随机标准配件：手动换模、定尺装置、快速换模、模具脚座、脚踏开关。 kekenet |