to stop, block, prevent ☊ 
khối tảng (đá) làm ngăn cản ngăn chặn 
block like: ngăn chận → →
stoppen ☊ 
ngừng, ngăn chặn ☊ 
停止 ☊ tíng zhǐ etwas abwenden ☊ ngăn chặn ☊ 扳回 ☊ bānhuí einen Anschlag verhindern ☊ ngăn chặn một cuộc tấn công ☊ 阻止一次袭击 ☊ zǔzhǐ yī cì xíjī stoppen ☊ ngừng, ngăn chặn ☊ ☊ etwas abwenden ☊ ngăn chặn ☊ ☊ einen Anschlag verhindern ☊ ngăn chặn một cuộc tấn công ☊ ☊ It is vital that we act to stop the destruction of the rainforests. ☊ act ☊
Firefighters took action immediately to stop the blaze spreading. ☊ action ☊
We hope to prevent anything unpleasant from happening. ☊ anything ☊
The prisoners were kept in chains (= with chains around their arms and legs, to prevent them from escaping). ☊ chain ☊
Sandy had to tell his tale in halting Italian. Since Franco spoke no English, he had no choice in the matter. ☊ choice ☊
fight (to do sth): Workers won their fight to stop compulsory redundancies. ☊ fight ☊
She tried to stop the flow of blood from the wound. ☊ flow ☊
The door opened, blocking his forward movement. ☊ forward ☊
It's not hard to get him talking—the problem is stopping him! ☊ get ☊
She won't be invited again, not if I can help it (= if I can do anything to prevent it). ☊ sb can (not) help (doing) sth, sb can not help but do sth ☊
Some people tried to stop the fight but I didn't want to get involved. ☊ involved ☊
A revolver is the only way to stop a mad dog. ☊ mad ☊
to maintain prices (= prevent them falling or rising) ☊ maintain ☊
A UN force has been sent to keep the peace (= to prevent people from fighting). ☊ peace ☊
the peace movement (= that tries to prevent war by protesting, persuading politicians, etc.) ☊ peace ☊
The nurse applied pressure to his arm to stop the bleeding. ☊ pressure ☊
prevent sth/sb: The accident could have been prevented. ☊ prevent ☊
The government took steps to prevent a scandal. ☊ prevent ☊
sunglasses that shut out 99% of the sun's harmful rays ☊ shut sb/sth out (of sth) ☊
The drug has had no significant effect on stopping the spread of the disease. ☊ significant ☊
Thanks to her skilful handling of the affair, the problem was averted. ☊ skilful ☊
We need more laws to stop pollution. ☊ stop ☊
Nuclear weapons are the ultimate deterrent. ☊ ultimate ☊
measures to prevent unfair competition between member countries ☊ unfair ☊
The referee finally blew the whistle to stop the game. ☊ whistle ☊
They were trying to prevent an even worse tragedy. ☊ worse ☊