conundrum 難問、解決困難な状況、difficult problem synonyms problem, difficult question, vexed question, difficulty, quandary, dilemma 一般例文 the political conundrums clear up a conundrum : 難問を解決する 英字新聞からの例文 引用元 : Finan…

rationale 論理的根拠、原理、The fundamental reasons for something; the basis synonyms reason, grounds, theory, principle, philosophy, logic, motivation, exposition, raison d'être 一般例文 scientific rationale : 科学的根拠 the rationale for…

pull back 後退する、To withdraw or retreat synonyms draw back, move back, pull away, recede, retreat, withdraw, retire 一般例文 When I saw how sick he looked, I pulled back from him in shock. I took one look at the snake and pulled back. …