oil and vinegar
extreme misery; fire and water; two things incompatible
nay; no; non-; nope; not; without
【医】 a-; non-; un-
each other; mutually; appearance; looks; look at and appraise; photograph
posture
【化】 phase
【医】 phase
allow; appearance; contain; hold; looks; tolerate
east and west; stuff; thing