1725, "adhering close to the surface," from Latin sessilis "pertaining to sitting, for sitting on," from sessum, past participle of sedere "to sit" (see sedentary). In botany from 1753. Meaning "sedentary" first recorded 1860.
雙語例句
1. A sessile leaf has no petiole.
無柄的葉沒有葉柄.
來自辭典例句
2. These tumors may be sessile or pedunculated.
這些息肉無蒂或帶蒂.
來自辭典例句
3. The shell of a sessile barnacle is attached directly to a substrate.
固著藤壺的外殼直接附著在基質上.
來自互聯(lián)網(wǎng)
4. On colonoscopy, a sessile polyp is seen below.
結腸鏡檢查, 在下邊可見一個無蒂的息肉.
來自互聯(lián)網(wǎng)
5. The basic principle of measuring spreading coefficients sessile drop method has been introduced.