Erb
abbr. electron beam recording 电子束记录; epigram record bureau 警句记录部; enlisted record brief 征兵简令记录; economic requirement batching 经济要求计量
🗣️ 情景例句
OK. Keep those knees up.
好 ，膝盖抬高。
He is teasing a friend.
他在愚弄朋友。
Instruments have been devised and can be so placed that all three elements can be recorded in different graphs.
已经设计出了一些仪器，它按照一定的安放方式就可测绘出这三种运动的曲线图。