tunic
/ˈtjuːnɪk/noun
1
- a loose garment, typically sleeveless and reaching to the wearer's knees, as worn in ancient Greece and Rome（古希腊和古罗马人所穿、长达膝盖的）无袖宽松外衣。
1.1
- a loose, thigh-length garment, worn typically by women over a skirt or trousers（尤指穿于裙子或裤子外、长达大腿的）女宽松外衣。
1.2
- a gymslip吉姆衫, 体操衫。
2
- a close-fitting short coat as part of a uniform, especially a police or military uniform（尤指警察、军人的）紧身短上衣。
3
- Biology & Anatomy an integument or membrane enclosing or lining an organ or part【生, 剖】层膜, 被膜, 被囊, 原套。
3.1
- Botany any of the concentric layers of a plant bulb, e.g. an onion【植】膜被; 鳞茎皮。
3.2
- Zoology the rubbery outer coat of a sea squirt【动】（海鞘的）被囊。
词源
Old English, from Old French tunique or Latin tunica.