查询词典 tour guide

Well the majority of the tourists nowadays prefer to travel in groups with t heir entertainment and sight seeing included in the package. Some tourists pref er personalize tours which provide the comfort of a guide to show them aroun d the scenic sights and make all the necessary arrangements for them. These more independent tourists may request tour services though their hotel or a loc al travel agency.

大多数的游客现在都喜欢选择那种将娱乐和观光活动全部包括在内的团体旅游方式，也有一些游客喜欢个体化的旅游方式，这类游客聘用一名导游带领他们游览景点，为他们做一切必要的安排，这些独立性更强的游客可以在所居住的旅馆或当地的旅行社要求得到个体旅游服务。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。