名詞天線(xiàn); [生] 觸角，觸須; 感覺(jué)，直覺(jué)
1. 觸角：[觸角] (antenna) 除少數(shù)昆蟲(chóng)外,絕大多數(shù)種類(lèi)均生有觸角,其通常著生在額區(qū),為重要感覺(jué)器官. 觸角長(zhǎng)度一般為體長(zhǎng)的1/4~1/2,形狀因不同的昆蟲(chóng)種類(lèi)而異. 有棒狀、剛毛狀、鋸齒狀、念珠狀、鰓片狀、絲狀、雙櫛狀、線(xiàn)狀、羽狀、肘狀等類(lèi)型.
2. 大觸角：第二對(duì)觸角也名大觸角(antenna),原肢只見(jiàn)2肢節(jié),內(nèi)肢演變成一條長(zhǎng)鞭,上生多數(shù)觸毛. 外肢不分節(jié),扁平呈鱗片狀,可能對(duì)動(dòng)物在水中的升降有關(guān). 2對(duì)觸角的長(zhǎng)鞭均能向四面八方擺動(dòng)借以獲得水中較大范圍內(nèi)的外界信息. 3對(duì)口肢是攝食的主要器官,
3. antenna：ant; 天線(xiàn)
1. （昆蟲(chóng)或甲殼綱動(dòng)物的）觸須，觸角
The antennae of something such as an insect or crustacean are the two long, thin parts attached to its head that it uses to feel things with.
2. 天線(xiàn)
An antenna is a device that sends and receives television or radio signals.
antenna