① enter表示“進(jìn)入某處”,如房子、教室等時(shí),是及物動(dòng)詞,直接跟賓語。
We entered into the classroom.
We entered the classroom.
我們進(jìn)了教室。
② enter into表示“開始,著手”某項(xiàng)討論、協(xié)定等。
enter into business 開始經(jīng)商
He has entered into a contract with the company. 他同那家公司達(dá)成了一項(xiàng)合同。
他們開始討論有關(guān)稅務(wù)的事。
They entered a discussion about taxes.
They entered into a discussion about taxes.