I felt incredibly ashamed of myself for getting so angry.我对自己发那么大的火而深感惭愧。He knew full well he'd be ashamed of himself later.他很清楚地知道自己过后会无地自容。You ought to be ashamed of yourselves. You've created this problem.你们...
More reactive are the heavier isotopes of hydrogen, deuterium and tritium.更为活跃的是氢的较重同位素, 氘和氚.The substituent is deuterium.取代基是重氢.the nucleus of a deuterium atom氘原子的原子核Deuterium is widely used in the study of reaction mec...