She was at great pains to stress the advantages of the new system.

　　她極力強調(diào)新制度的優(yōu)點。

　　I must stress that everything I've told you is strictly confidential.

　　我必須強調(diào)，我告訴你的一切都要嚴加保密。

　　Stress is a major problem of modern life.

　　壓力是現(xiàn)代生活中的主要問題。

　　Only then did she realize the stress he was under.

　　直到那時她才意識到他所承受的壓力。