Resistance of ducting
[化] 管道阻力; 管道壓力損失
?? 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];
管道, 導管
??? 情景例句
Does the name Harvey Carlson ring a bell?
對Harvey Carlson這個名字有印象嗎？
Scholar
學者
I think that maybe his Chinese teacher will give Jim some work to do during the holiday.
我想吉姆的漢語老師也許會給他布置一些假期作業。