enter upon

enter upon の類語

launch into, set about, embark upon, move into, fall to, enter on, pitch into, undertake, go to it, engage in, turn to, set at, have at, go at, set to, fall into, embark in, hop to it, plunge into, go in for, get with it, attempt, proceed to, launch forth, go upon, lay about, dive into, get cracking, buckle to, jump to it, get busy, venture upon, wade into, set to work, tackle, pitch in, take on, light into, sail into, start in, set going, get under way, endeavor, attack, get going, set forward, go into, go about, accept, assume, take up, proceed, venture, begin, start, luck into, come upon, commence, embark on, enter

例文

• The negotiation has entered upon a new phase.
  交渉は新局面に入った。
• The negotiation has entered upon a serious phase.
  交渉は大事な局面を迎えた。

enter upon の言い換えを探すには

enter upon（）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。