"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.