?? 詞語組成解析
risk
[r?sk]
n. 危險，冒險;保險額;被保險人或物;
vt. 冒…的危險;使…冒風險（或面臨危險）;
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];
infection
[in'fek??n]
n. <醫>傳染，感染;傳染病，染毒物;影響;
??? 情景例句
We'll call Mrs. Martinelli and tell her to keep looking for us.
我們會打電話給Martinelli太太告訴她繼續幫我們物色房子?
Though a lie be well drest,it is ever overcome.
謊言裝扮雖不錯，到頭總會被揭露。
who rolled balls down inclined planes,
他就是那個使球體沿斜面向下滾動，