cứng Englisch:

Study hard.

A pick is a long handled tool used for breaking up hard ground surfaces.

The hard rain spoiled our hike through the woods.

Mary has a bad back. It's hard for her to lift things.

I'm sure it wouldn't be too hard to find another place to live.

He's somewhat hard of hearing, so please speak louder.

It is hard for an old man to change his way of thinking.

His success is attributed more to hard work than to genius.

Whether you succeed or not depends on how hard you study.

A chance to do as we please, especially to do as little hard work as possible, is a secret desire of almost everybody.

Please don't boil the eggs so hard.

Many people in these parts have fallen on hard times.

Just staying alive in these times is hard enough.

My heart is pounding so hard it feels like it's going to explode.

The reason for your failure is that you did not try hard enough.

Throughout the five years of painful cancer treatments, he managed to keep a stiff upper lip.

He was out of shape when he took a long hike with his sons, and he was stiff and sore the next day.

stiff penalty

Akagi sprained an ankle during practice so before the game he taped it up until it was stiff as a board.

If it continues to be stimulated the skin's protective function causes thickening and it becomes stiff and hard with pores that stand out.

Might be a bit stiff... "Stiff?" "I mean the viscosity is too high."

The businessman is trying to keep his people on the go by keeping a stiff upper lip, but they are just acting like a dying duck in a thunderstorm.

They didn't know what was happening and it was so dark that we were scared to stiff, the more so because we hit something.

Definition something that is stiff doesn’t move as easily as it ought to

Definition if you feel stiff, your muscles and joints move only with difficulty because you are ill, or because you have been very active, or because you have been in the same position for a long time

Tepper sat with narrow eyes and stiff posture, his arm resting on his table.

Another stiff. Just look at him. He is so illuminated he can't walk straight.

Some people say that they should expel stiffs from public parks.

My boss is a noid. He thinks that everybody tries to stiff him.

The ballerinas around the walls are stretching their legs and feet so their muscles will not become stiff.