包头
Baotou prefecture-level city in Inner Mongolia
报头
masthead (of a newspaper etc); nameplate
抱头
to put one's hands behind one's head, fingers interlaced; to hold one's head in one's hands (in dismay, fright etc); to cover one's head with one's hands (for protection)
包头地区
Baotou prefecture in Inner Mongolia
包头市
Baotou prefecture-level city in Inner Mongolia
抱头痛哭
to weep disconsolately; to cry on each other's shoulder
抱头鼠窜
to cover one's head and sneak away like a rat (idiom); to flee ignominiously
抱头鼠蹿
to cover one's head and sneak away like a rat (idiom); to flee ignominiously; also written 抱頭鼠竄|抱头鼠窜
薄透镜
thin lens (i.e. of negligible thickness in optics)