Reduction of crosssection area
[化] 斷面收縮率
?? 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];
area
['?r??]
n. 地區;區域，范圍;面積，平地;領域;
??? 情景例句
Richard! Welcome! Good luck tonight! Richard
歡迎 祝你今天晚上好運
Times have changed.
此一時也，彼一時也。
He agreed that a train did come into the station at the time on the paper and that it did stop, but only to take on mail, not passengers.
搬運工說，正如紙條所說，確有一趟火車在那個時刻到站，但它只停站裝郵件，不載旅客。