ㄇㄞˊmáiㄊㄡˊtóu

  1. 集中精神專心致力文明小史·》:自此以後埋頭用功再不出去這些邪魔外道便了。」埋首」。專心

to immerse oneself in, engrossed in sth, to lower the head (e.g. to avoid rain)​, countersunk (of screws, rivets etc)​
s'absorber, se plonger
mit gesenktem Kopf