[mái tóu]
（專心； 下功夫） immerse oneself in; be engrossed in; lapse; duck; drown in; give up to; deep in
bury oneself in books
埋頭讀書
work silently without publicity
埋頭干活
bury oneself in one's studies
埋頭致力于研究
engross oneself in work
埋頭業務
be engrossed in thought
埋頭深思
rowning in the intricacies of calculus
埋頭于錯綜復雜的演算中
shutting himself away from the world and giving himself up to writing his novel
不問世事，埋頭寫他的小說
Some lapsed into reading and others into sleep.
一些人埋頭閱讀， 另一些人卻睡著了。
Ducking her head against the rain, she hastened on.
她沖著雨埋頭繼續趕路。
[工] （沉頭） countersunk head; flush head
[工] （埋頭環） concealed hinge