barn swallow

基本解釋

• 家燕

同根派生

• barn swallow相關詞

英漢例句

• Originally, the Barn Swallow nested primarily in caves, but gradually they converted to breeding under the eaves of buildings or inside artificial structures such as bridges and even deserted pipes.
  最初，家燕主要筑巢于洞穴里，但是逐漸地，它們轉(zhuǎn)變?yōu)樵谖蓍芟禄蛉嗽旖ㄖ锢?，例如大橋，甚至在被廢棄的管道里扎巢。
• Every evening around 7, the skies around Yenping Road and Beimen Street in Chaochou, Pingtung County are besieged by tens of thousands of barn swallows.
  每天晚上7點左右，臺灣屏東縣的潮州鎮(zhèn)延平路和北門街的上空，就會被成千上萬的燕子給遮掩。
• The defeat was a bitter pill to swallow.
  那次失敗是一次難以吞咽的苦果。
• The cows were feeding on hay in the barn.
  母牛正在牲口棚里吃乾草呢。
• Swallow a glass of beer at one gulp.
  一囗氣喝下一杯啤酒。

• barn swallow更多例句

詞組短語

短語

• Barn Swallow Hirundo rustica 家燕
• Hirundo rustica Barn Swallow 家燕

• barn swallow更多詞組

英英字典

柯林斯英英字典

• the US and Canadian name for the common swallow, Hirundo rustica &rarrsee swallow

• barn swallow劍橋字典
• barn swallow柯林斯字典

專業(yè)釋義

生物學

• 家燕

  With the phenophase of migrated barn swallow and the surface meteorological data during the same period of Guilin,the changing role of phenophase of barn swallow and its response to climate change were analyzed. The results showed that,the start sight phase(SSP) of barn swallow was stable,but their halting sight phase(HSP) delayed,so the interval of SSP and HSP obviously prolonged.
  利用桂林市遷徙過境家燕的物候期及同期地面氣象資料,分析了家燕物候期的變化規(guī)律及其對氣候變化的響應。