中: hit; fit exactly键: key按: press; push down一下: one time; once右键按一下: r.click按一下: enter; single-click中键: middle button按一下键盘上的: print screen键并按一下滑鼠: mac os启用按一下方式的: enable single-click url navigation启用按一下方式的 url 巡览: enable single-click url navigation右键再按一下,选择售卖十二个陶瓷: ceramic按一九: at 19xx price鼠标中键: center button; mb2; mmb中键鼠标: middle mouse button中键脂肪酸: middle chain fatty acid; middlechainfattyacid键按钮开关: key push button switch琴键按钮: piano key button左键按二下: left db.click一下: 1.(表示做一次动作或试着做) one time; once 看一下 have a look; 我来试一下。 let me have a try.2.(短暂的时间) in a short while; all at once; all of a sudden 需要睡一下 need a little sleep; 请等一下, 别挂上。 will you please hold the line a minute? 天一下阴了下来。 it became overcast all of a sudden中键鼠标开关: middle mouse button toggle电影夹键按下: movieclip.onkeydown按一般用法: detur usul noto按一键继续: pre akeytoresume; press a key toresume; pressakeytoresume按一秒钟: one-second burst