A. shorthand /*ʃɔ:rthænd/ (n) = 속기
= a system of fast writing, using lines and symbols to represent letters, words, and phrases
B. be at odds with sb(sth) [over/on ~] = [~을 두고] (~와) 뜻이 맞지 않다[상충하다]
= not be in agreement with sb about sth / not match or correspond to each other