开始演奏前, 哈利先行调好他的班卓琴.Before he began to play, Harry tuned up his banjo.他拨了拨班卓琴的琴弦, 每个人就都跟著唱了起了.With a few pluck at the string of his banjo, everybodyis singing along.他拨了拨班卓琴的琴弦, 每个人就都跟着唱了起了.With a few plucks at the strings...
目的: 观察在吸入麻醉中,麻醉气体吸附器的吸附率及影响因素.Objective : To observe the absorptivities of anesthetic gas absorber and its effected factors in inhalation anesthesia.到目前为止,也不可能使NO_4吸附器上完全无硫酸盐生成.Up to now it is impossible to prevevt the s...
Spring is coming. Tender sprouts are beginning to appear on hillocks.春天来了, 山丘上长出了小草的嫩芽.But I like more the airport and those hillocks nearby.我更喜欢那飞机场和附近的两座小山丘.The ground became more and more uneven, full of pits and hill...