Activity of h ion
[機] 氫離子活度
?? 詞語組成解析
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
ion
['ai?n]
n. <物>離子;
??? 情景例句
I've heard a lot about you, sir. Now I finally have the chance to meet you in person.
先生，久仰大名，現在終于讓我親自見到你了。
One chick keeps a hen busy.
一只小雞已夠母雞辛忙。
Some years ago an American psychiatrist named William Dement published experiments dealing with the recording of eye-movements during sleep.
前些年，美國一位精神病學者發表了一篇報告，報告中記錄了眼球在睡眠時的活動情況。