这种材料是一种叫做镓锰砷化物的东东.The material is a semiconductor called gallium manganese arsenide.确诊砷中毒以从尿、头发、指甲中检出砷化物为依据.Arsenic in urine and hair or nails is the key to diagnosis.口服摄入砷化物的急性症状有恶心、呕吐、口腔和喉部烧灼感及腹部剧痛;可出现循环性虚脱.Symptoms of...
I set the log on the ground and shaved off the bark.我将原木放到了地上，刨掉了树皮。The doctors shaved his head.医生将他的头发剃去了。He took a bath and shaved before dinner.晚餐前他洗了澡，刮了脸。...
As an exercise in stating the obvious, this could scarcely be faulted...这说的都是些显而易见的事情，几乎不可能出错。As an exercise in stating the obvious, this could scarcely be faulted.这说的都是些显而易见的事情，几乎不可能出错。Belgium sent its troops to Congo, ...
Hawthorn products have the function of pacifying the stomach and spleen , and promoting digestion.山楂制品, 和中消食.Its people are hearty; its terrain can be craggy and daunting, or softly pacifying.它的人民是热诚的; 它的地形可能是崎岖吓人的, 或者说是...