Eucryptite
锂霞石
🗣️ 情景例句
I'm afraid it just isn't good enough.
恐怕这不够好。
The President is going to address the nation on television this evening.
总统今晚将向全国发表电视讲话。
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。