• adj. 嚙齒類的；咬的，嚼的；侵蝕性的
• n. [脊椎] 嚙齒動物

來自拉丁語 Rodentia,嚙齒動物目，來自拉丁語 rodere,咬，啃，來自 PIE*red,咬，抓，刮，詞 源同 rat,raze,eraser.

rodent

rodent: see rostrum

rodent (n.)

1835 (as an adjective 1833), from Modern Latin Rodentia, the order name, from Latin rodentem (nominative rodens), present participle of rodere "to gnaw, eat away," from PIE root *red- "to scrape, scratch, gnaw" (cognates: Sanskrit radati "scrapes, gnaws," radanah "tooth;" Latin radere "to scrape;" Welsh rhathu "scrape, polish"). Uncertain connection to Old English r?tt (see rat (n.)).

1. Researchers observed one bird impale a rodent on a cactus.

研究人員觀察到一只鳥把一只嚙齒動物釘在一棵仙人掌上。

來自柯林斯例句

2. When there is a full moon, this nocturnal rodent is careful to stay in its burrow.

月圓之夜，這種夜間活動的嚙齒類動物會小心地呆在地洞里不出來。

來自辭典例句

3. 'The rat,'said O'Brien, still addressing his invisible audience,'although a rodent, is carnivorous.

“ 老鼠, ”奧勃良仍向看不見的聽眾說, “ 是嚙齒動物, 但是也食肉.

來自英漢文學(xué)

4. This small rodent can scoop a long, narrow tunnel in a very short time.

這只海貍能在短時間內(nèi)挖出一條長且窄的洞.

來自辭典例句

5. Did the rodent droppings have any specific shape or form?

老鼠的排泄物有什么特別的形狀 嗎 ?

來自電影對白