Lets
abbr. 地方交易系统（Local Exchange Trading System）
🗣️ 情景例句
This is my sister Susan.
这是我妹妹Susan。
My drink is cool and refreshing.
我的饮料冰凉清爽。
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。