Ultrahigh vacuum seal
[化] 超高真空密封
🧩 词语组成解析
a. 超高的,特高的
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
That was very kind of you.
你真周到。
Pleasant hours fly past.
快乐时光去如飞。
The silence was suddenly broken when a large car, with its headlights on and its home blaring, roared down the arcade.
宁静突然被打破，一辆大轿车亮着前灯，响着喇叭，呼啸着冲进了拱廊街，