sinus
英 ['sa?n?s]
美['sa?n?s]
- n. [生物] 竇；靜脈竇；下陷或凹下去的地方
暢通詞匯低頻詞
詞態(tài)變化
復(fù)數(shù):?sinuses;
中文詞源
sinus 鼻竇，竇道
來自拉丁語 sinus,彎，曲，轉(zhuǎn)，后用于解剖學(xué)術(shù)語指鼻竇，竇道等。
英文詞源
- sinus
- sinus: see sine
- sinus (n.)
- "hollow curve or cavity in the body," early 15c., from Medieval Latin sinus, from Latin sinus "bend, fold, curve, a bent surface; a bay, bight, gulf; a fold in land;" also "fold of the toga about the breast," hence "bosom," and figuratively "love, affection, intimacy; interior, inmost part;" of unknown origin.
雙語例句
- 1. I still suffer from catarrh and sinus problems.
- 我仍然患有黏膜炎和鼻竇炎。
來自柯林斯例句
- 2. Sinus arrhythmia also tends to disappear with advancing age.
- 隨著年齡的增長,竇性心律不齊也趨于消失.
來自辭典例句
- 3. This normal variation in rhythm is known as sinus arrhythmia.
- 節(jié)律的這種正常變化稱為竇性心律失常.
來自辭典例句
- 4. Sinus bradycardia occurs when the heart rate falls below 60.
- 竇性心動(dòng)過緩是心率低于60次.
來自辭典例句
- 5. Reversion to sinus rhythm , by means of electrical countershock , is indicated.
- 可用電除顫使恢復(fù)竇性 節(jié)律 .
來自辭典例句