Be of effect
有效
?? 詞語組成解析
be
[bi]
v. 是;有，存在;做，成為;發生;
aux. 用來表示某人或某物即主語本身，用來表示某人或某物屬于某一群體或有某種性質;
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];
??? 情景例句
Mom! Is it for me?
媽媽 是我的嗎
Certainly. And we also have test results that we're sure you'd be interested to see.
當然，同時我們也有測試結果，我們相信你們會有興趣看的。
It has been estimated that if the bridge were packed with cars, it would still only be carrying a third of its total capacity.
據估計，若橋上擺滿了汽車，也只不過是橋的總承載力的1/3。