除非我们到来，要不然那间小木屋一直都是空的。The log cabin stayed empty, except when we came.正前方就是汽车旅馆的低矮小木屋。Straight ahead were the low cabins of the motel.几所乡村小木屋环绕在三角形绿地周围。Timbered cottages stood around a triangular green....
Lysozyme is an enzyme found in egg white, tears, and other secretions.溶菌酶是存在于卵白 、 泪和其他分泌物中的一种酶.Chest percussion and vibration are used with postural drainage to help dislodge secretions.在做体位引流时要敲击和振动胸部帮助分泌物松动排出.Surfactan...
At a W.H.O. news conference, Marie-Paule Kieny, chief of the W.H.O.'s vaccine research initiative, estimated that the world's vaccine makers had the capacity to make a maximum of one to two billion doses of a n...
口试后，我私下里与那位考生谈了谈。I spoke privately to the candidate after the oral.所有的考生必须先参加口试.All candidates must first be orally examined.试卷全部收回后考生才可离开座位.Candidates shall remain in their seats until all the papers have been collected...