Vacuumization
真空处理
🗣️ 情景例句
Thank you, Gerald.
谢谢你！Gerald。
He insisted that we all be in his office at one o'clock.
他要求大家一点钟到他的办公室。[大学英语四级]
'I'm very sorry,' he said.
“实在抱歉，”他说，