灰海豚,逆戟鲸一种与海豚有亲缘关系并形似海豚的鲸类动物 ( 灰海豚灰海豚属 ),但缺少喙状口鼻部.A cetacean ( Grampus griseus ) related to and resembling the dolphins but lacking a beaklike snout....
...a private ski instructor.私人滑雪教练His sailing instructor fell overboard and drowned during a lesson.他的航海教练在一次训练课时从船上失足跌入水中，溺水身亡。...tuition from an approved driving instructor.有正式资格的驾驶教练的指导He doesn’t suffer fools gladly s...
研究了几种杀菌剂对番茄叶霉病的防治效果.It'studied the effect of several fungicides to control tomato leaf mold.结论:联用两性霉素B和伊曲康唑治疗CNS曲霉病无明显疗效.In conclusion, treatment with amphotericin B and itraconazole has negligible efficacy in CNS a...