Be dubious of
對…半信半疑,在…方面靠不住的
?? 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
I was teaching music,
我當時教音樂，
Love makes the world go round.
愛情使世界運轉。
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陸地上生活過的動植物的遺體被保存下來的更為罕見，因為陸地上幾乎沒有什么東西覆蓋它們。