Vacual
真空的, 近于真空的
🗣️ 情景例句
I'm delighted to meet you, Mr. Peter.
皮特先生，很高兴认识你。
The flight is delayed.
飞机晚点起飞。
Such an experience befell a certain young girl the first time she was traveling alone.
一个小姑娘第一次单独出门就碰到了这种情况。