He kept a herd of cows, and also a bull.

I think it's a herd of horses and a tiger.

我猜是一群马和一只老虎.

We saw a herd of elephants in the forest yesterday.

昨天我们在森林里见到了一群大象.

I have a friend who often sits by herself on the porch after supper.

我有个朋友,晚餐后常在阳台上独坐.

She had been standing thoughtfully, preoccupied, by herself.

她独自一人站在那里沉思, 想出了神.

Maria can hold the horses by herself.

玛丽娅独自就可以看住那些马.

Partricia is playing by herself in the garden.

帕特丽夏独自在花园里玩.

She can mend the fridge by herself.

她能自己修理冰箱.

She pressed to do the work by herself.

她坚持自己做那项工作.

As a cook, she was in a class by herself.

烧起菜来, 她是独一无二的.

The hierarchy system can effectively improve the reliability of power supply and facilitate power network dispatching.

采用分层控制系统,可以有效地提高电力系统的供电可靠性,使电网调度工作更为省力.

Within the study area , Baihe Forestry Bureau land was classified into a two-hierarchy system.

在数字化区划的森林经营类型中, 二级系统被采纳.

Haha, let my hiking shoes draw a full shop for this 3-day Austrian mountains tour.

哈哈, 让我的这双登山鞋给此次奥地利山之行三日游画上完满的句号吧!

Recommended footwear: Cleated athletic footwear, running and hiking shoes , and all types of casual and shoes.

建议可放鞋类: 运动鞋 、 跑鞋 、 行山鞋、休闲鞋及皮鞋等.

Please put on your hiking shoes.

请穿上登山鞋.

In southwest area of country, most of the area is in hilly country.

西南地区是我国山地集中的地区, 分布着数量众多的山地历史小城镇.

The county is between the Swedish lowland and the hilly country of the north.

西曼兰位于瑞典低地和北部丘陵地之间.

This system can work under bad environment such as prairie and hilly country.

并可以在草原、丘陵地带等恶劣环境下工作.

Then the lights faded away as we entered some remote, hilly country.

当我们进入偏僻的多山的乡村时,灯火暗淡了.

The hilly country has a highway.

那片丘陵地区有一条公路.

The refined plastic-hinge method is one of the simplified advanced analysis methods.

改进 塑性 铰法是一种简化的高级分析方法.