单词	donut--toroid-- doughnut
释义	toroid; donut; doughnut环形管
随便看	hydrogenic deposit hydrogenic impurities hydrogenic ion hydrogenic--mineral hydrogenic rock hydrogenic rocks hydrogenic soil hydrogen implant hydrogen index hydrogen-index log hydrogen induced hydrogen induced--absorption hydrogen induced absorption band hydrogen induced absorption peak hydrogen induced cracking hydrogen induced loss hydrogen inner cooling hydrogen inner-cooling generator hydrogen inner-cooling system hydrogen intake from air gap hydrogen into water leakage monitor hydrogen intrusion hydrogen iodide hydrogen iodide anhydrous hydrogen ion