Boundary material
[化] 界面物质
🧩 词语组成解析
material
[mə'tɪrɪəl]
n. 材料，原料;素材;布，织物;适当人选;
adj. 物质的;肉体的;重要的，决定性的;辩证的，推论的;
🗣️ 情景例句
and he made the weekend very easy for us to enjoy.
使得我们的周末过得非常轻松愉快。
You're welcome.
不客气。
However you decide to spend your time, one thing is certain: you will arrive at your destination fresh and uncrumpled.
不管你打算如何消磨时间，有件事是可以肯定的，即当你抵达目的地时，你感到精神焕发，毫无倦意，