Solozone
过氧化氢(商品名)
🗣️ 情景例句
And I said yes.
而我答应了。
Would you like me to take you around introduce you?
现在让我替你向大家作介绍好吗？
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。