Strive for sth (phrasal verb)

　　●To try very hard to do something or to make something happen, especially for a long time or against difficulties.（奮鬥，爭取）

　　Examples:

　　1.We must strive to narrow the gap between rich and poor.

　　2.I am striving for the best possible result.

　　Cannot help but do sth (idiom)

　　●To have no choice except to do something.

　　（不得不，忍不住）

　　Examples:　　

　　1.As I look back over my career, I cannot help but smile.　　

　　2.Her parents live nearby, so she can't help but go there on holidays.

　　Shed (tears, blood, light, etc.) (verb)

　　●To produce tears, light, blood, etc.（流出，散發出）

Examples:　　

　　1."For he today that sheds his blood with me / Shall be my brother."

　　2.She shed a few tears at her daughter's wedding.

　　In accord with (idiom)

　　●In agreement with, or not opposed to.

　　（與…一致，與…相符合）

　　Examples:　　

　　1.All persons deserve respect in accord with their human dignity.

　　2.Such an act would not be in accord with our policy.

　　Exposition (noun)

　　●A clear and full explanation of an idea or theory.

　　（論述）

　　Examples:　　

　　1.It purports to be an exposition of Catholic social teaching.　　

　　2.The idea of a philosophical exposition of the human passions was by no means new.