proboscis
/prəˈbɔsɪs; prə`bɑsɪs/ n
(pl ~es / -sɪsi:z; -sɪsɪz/)
1
(a) elephant's trunk 象的鼻子.
(b) long flexible nose of certain animals, eg the tapir 某些动物（如貘）的能弯曲的长鼻.
2 elongated part of the mouth of certain insects, used for sucking things 某些昆虫用以吸食的长嘴; 吻部.