Wehnelt cathode
[電] 衛耐耳特陰極
?? 詞語組成解析
[醫] 韋內(X線硬度單位,X線穿透力單位)
cathode
[['k?θ?ud]]
n. 陰極\\n[化] 陰極
??? 情景例句
Not a chance.
絕無可能。
Who undertakes many things at once, seldom does anything well.
許多事情同時干，一件事也辦不成。
Assuming that his family had been killed during an air raid, Hans settled down in a village fifty miles away where he had remained ever since.
漢斯以為全家人都在空襲中遇難，于是便在距此50英里外的一座村子里定居下來，直至當日。