hard working, industrious, laborious; hard work ☊ like: cần cù → →
eifrig ☊ 
cần cù, siêng năng ☊ 
勤奋的 ☊ qínfèn de eifrig ☊ cần cù, siêng năng ☊ ☊ the approach of spring ☊ approach ☊
They felt apprehensive about the approach of war. ☊ approach ☊
army barracks/bases ☊ army ☊
barrier against sth: Ozone is the earth's barrier against ultra-violet radiation. ☊ barrier ☊
a military/naval base ☊ base ☊
an air base ☊ base ☊
After the attack, they returned to base. ☊ base ☊
I spend a lot of time in Britain but Paris is still my base. ☊ base ☊
You can use our apartment as a base in New York. ☊ base ☊
He has to wear a brace to correct his bite (= the way the upper and lower teeth fit together). ☊ bite ☊
It was careless of me to leave the door open. ☊ careless ☊
He is one of the prime minister's closest advisers. ☊ close ☊
I can see no grounds for complaint. ☊ complaint ☊
The army was cut off from its base. ☊ cut sb/sth off (from sb/sth) ☊
What were his grounds for wanting a divorce? ☊ ground ☊
His horse fell as it jumped the last hurdle. ☊ jump ☊
lose sb sth: His carelessness lost him the job. ☊ lose ☊
Their fears proved to be groundless. ☊ prove ☊
The claims are, I repeat, totally unfounded. ☊ repeat ☊
The brochure speaks of beautiful secluded grounds. ☊ speak ☊