详情
"Knock" is a versatile English word primarily used as a verb or noun, referring to the action of striking a surface to produce sound. As a verb, it means to hit something firmly (e.g., knocking on a door) or to criticize (e.g., "knocking an idea"). As a noun, it denotes the sound produced (e.g., "a loud knock") or a setback (e.g., "taking a knock"). The term also appears in idioms like "knock on wood" (for luck) or "knock it off" (to stop). In mechanics, "engine knock" describes undesirable combustion. Its onomatopoeic quality mimics the sharp, percussive sound it represents, making it widely recognizable across contexts.
同类热门
-
knock红包版
下载 -
漫画之家轻小说APP
下载 -
红警共和国之辉最强bug脸部特效
下载 -
palipali轻量版ios在线播放
下载 -
小云app下载安装最新版华为版
下载 -
安卓强制恢复出厂设置手机安卓版
下载 -
领土战争无限资源版内置菜单
下载 -
真实消防车驾驶模拟器安装免广告
下载 -
枭瀚软件库合集
下载 -
花季免费版紫色版
下载 -
江油论坛app安装2022免费版
下载 -
樱花
下载 -
蚂蚁 电影永不升级版
下载 -
无毒版
下载 -
王者别嚣张单机版
下载 -
推特工具最新tv版
下载 -
红手指ios破解版无限时间
下载 -
粉色abb苏州粉色
下载


