🗣️ 情景例句
Don't worry, it's in the bag.
不用担心， 这事儿十拿九稳。
How much is the electricity bill a month?
每个月电费要多少钱？
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。