bone up on | (phrv) ศึกษาอย่างหนัก, Syn. mug up, swot up |
bone up | I have to bone up on my physics. |
bone up | She'd better bone up on company policy. |
cram | (v) study intensively, as before an exam, Syn. mug up, swot, get up, bone up, bone, swot up, grind away, drum |