codelistto calculate an answer or amount by using a machine:
Compute the ratio of the object's height to its weight.
codelistthe ability to remain standing, especially because your weight is equally distributed (= spread):
lose your balance The toddler wobbled and lost his balance (= started to fall sideways).
keep your balance She had to hold onto the railings to keep her balance (= to stop herself from falling).
maintain balance These canals inside the ear are responsible for helping the body maintain balance.
codelistthe quality of being difficult to bend, cut, or break:
These alloys are characterized by their extreme hardness.
Most international golf players own 40 or 50 different balls of varying hardness, weight, and bounciness.
When you describe a rock’s
hardness, you describe how
tough it is. Diamonds are the
hardest mineral
codelista chemical element that is a light, silver-coloured metal, used especially for making cooking equipment and aircraft parts:
The car's lightweight chassis is made from aluminium.
an aluminium saucepan
We take all our aluminium cans for recycling.
codelista very large animal with short legs and thick, dark grey skin that lives near or in water in Africa:
A baby hippopotamus is able to walk, run, and swim five minutes after being born.
The common hippopotamus and the pygmy hippopotamus are the only living members of the family Hippopotamidae.
Hippopotamuses have small legs because the water in which they live reduces the weight burden.
We encountered a thirsty hippo at the watering hole.
Many charismatic species such as elephant and buffalo live in the park, as well as crocodile and hippopotamus in the Mara River.
有些发明是基于简单的想法或原则。
Barometers are based on the idea that air has weight and pushes down on objects.
气压计基于空气有重量并向下推动物体的想法。
A barometer measures this air pressure.
24-87. Henry Ford 亨利·福特 查看 编辑
。
Because snack chips usually contain a lot of fat, they can also lead to weight gain.
24-86. Potato Chips and Corn Chips 土豆片和玉米片 查看 编辑
他们决心成为更好的人。
Some people decide that they will lose weight so that they can be healthier.
有些人决定减肥，以便更健康。
24-23. New Year’s day 元旦 查看 编辑
锻炼的方式有很多。
You can ride a bicycle or lift weights.
你可以骑自行车或举重。
23-28. Interests and Hobbies 兴趣与爱好 查看 编辑
詹妮弗每天锻炼。
She lifts weights.
她举重。
23-7. Jennifer the Firefighter 消防队员詹妮弗 查看 编辑