(Laughter) Which was -- back then it was sort of, you know, well, you know -- if you made this thing -- he made this little device, like kind of like a bicycle pump in reverse that could suck all the air out of -- you know what a bell jar is? One of these things, you pick it up, put it down, and it's got a seal, and you can see inside of it, so you can see what's going on inside this thing.
(웃음) 그 당시 만해도, 음.. 만약 당신이 그가 만들었던 자전거 펌프같은 bell jar 안의 공기를 빨아들이는 작은 장치를 만들었다면-- bell jar (집기병)가 뭔지 아시지요? 들었다 놨다, 뚜껑으로 봉(封)할 수 있는 유리 병 말이죠. 안쪽도 볼 수 있기에 그 안에서 무슨일이 벌어지는지 다 볼 수 있죠.