He lieth under the shady trees , in the covert of the reed, and fens.它伏在莲叶之下, 卧在芦苇隐密处和水洼子里.The depth of covert racism in my own profession frightens me.我所从事的职业中暗藏着如此深的种族主义偏见，这让我感到害怕。The army carried out covert surveillan...
在目前的研究之中, 可以测量庆大霉素沿着耳蜗的浓度梯度分布.In the present study, gradients of gentamicin along the cochlea were measured.结果: 人工耳蜗的植入长度对声调之听辨并无显著影响.Results: There was no significant effect of insertion depth and position on Mandarin t...