夜间的粉红色和绿色泛光灯把瀑布映照得辉煌夺目.The waterfall was lit up at night with pink and green floodlights.外面, 夜间的宁静被各种异常的闹声所扰乱.Outside, the silence of the night was disturbed by many unusual noises.白天的度数和夜间的度数有什么差别 吗 ?Is there any differ...
Acids neutralize alkalis and vice versa.酸能使碱中和,碱亦能使酸中和.What's the scale that's used to compare the strength of acids and alkalis?用何种标准来比较酸碱度？Aluminium and other metals are normally badly corroded by alkalis.铝和其...
An earthworm is a terricolous organism.蚯蚓是陆生的生物.The earthworm population had declined by 70 %.蚯蚓数量下降70%.The oral opening in an earthworm is small.蚯蚓的口是很小的....
It's really an amazing dance. It just always brings the house down.这真是一段精彩绝伦的舞蹈表演，每次总是博得全场喝彩。They will dance two performances of Ashton's "Romeo and Juliet".他们将表演阿什顿的《罗密欧与朱丽叶》中的两场舞。He got up to strut his stuff ...