Nonlead
a. 无铅的[汽油等]
🗣️ 情景例句
It's dangerous to leave your children along while you go shopping.
购物时，把你的孩子单独留在家里是挺危险的。
We can live without our friends, but not without our neighbours.
生活可无友，邻居不能无。
While the five babies were babies were still quietly sleeping in oxygen tents in hospital nursery,
眼下，五胞胎还静静地躺在医院婴儿室的氧气帐里，