Ptolemy charted more than 1000 stars in 48 constella-tions.托勒密绘制了48个星座1,000多颗恒星的星位图。Bulletin boards charted each executive's progress.公告牌显示了每个主管人员的工作进展情况。The navigator charted the course of the ship.领航员在航海图上标出船的航线....
靠近生长着的稍皮内有水浸出点,使该处膨大.Water - soaked exuding spots occur in the bark near the growing shoot tips.颠茄酊是一种应用广泛的制剂.它是颠茄叶的水和乙醇浸出物.Belladonna Tincture, is a widly used preparation that consists of an aqueous - alcoholic extract...
Fat is an excellent insulator against the cold.脂肪是极好的抵御寒冷的绝热体。Dry air is a good insulator, but sea water is not.干燥空气是一种好绝缘物, 海水则不是.The atoms of an insulator hold their electrons very tight.绝缘体的原子把电子抓得很牢....
Particles deposited in the alveoli are immediately subjected to coating by surface active lipid materials.当粒子沉淀到肺泡中时,立刻会遭到表面活性的脂质物质的复盖.Surfactant is the name given to the lipid secretions that lie in the alveoli.表面作用剂是指肺...
But Miss Ellen she went down dar an'she nuss Emmie.可是爱伦小姐还是去了,她在那里照料埃米." I feared Emmie would die too, but I think she will live. "" 我本来担心埃米也会死, 不过现在我想她会活下去的.Emmie's baby has been born and is dying and must be ...