Nanotech
纳米技术
🗣️ 情景例句
before the guests arrive.
在客人到达之前。
We would like to point out that delivery before Christmas is essential and hope you can offer us that guarantee.
我们想指出圣诞节前交货很重要并希望贵方能就此向我们作出保证。
The journalist immediately set out to obtain these important facts,
记者立即出发去核实这些重要的事实，