venture upon
美
英 
例句
He was too cautious to venture upon such a dangerous expedition.
由于過分謹慎,他不敢從事那么危險的探險。
"Look you, sir, " said I, "if I venture upon your deliverance, are you willing to make two conditions with me? "
“請你們聽著,先生,”我說:“如果我冒險搭救你們,你們愿意跟我訂兩個條件嗎?”
He is too timid to venture upon a new undertaking.
他太膽怯,不敢從事新的事業。