您要查找的是不是：
- 验证头AH Authentication Header AH
- 猎头 hunter
- 白头 hoary head
- 身份验证 authentication
- 多头 long position
- 白头偕老 remain happily married to a ripe old age
- 把头 labor contractor
- 实验验证 experimental verification
- 起头 start; begin
- 从头 da capo
- 堵头 choke plug
- 封头 end enclosure
- 冲头 former block
- 从头到脚 from head to foot
- 到头 in the end
- 圆头 pommel
- 触头 contact terminal
- 双头 double-ended
- 端头 tip
- 垂头丧气 look crest-fallen
