Commodities prices fall

commodity Hide phonetics
noun [C]
1 a substance or product that can be traded, bought or sold:
The country's most valuable commodities include tin and diamonds.
the international commodities market

2 a valuable quality:
If you're going into teaching, energy is a necessary commodity.
hàng hóa

trigger (START) Hide phonetics
verb [T]
to cause something bad to start:
Some people find that certain foods trigger their headaches.
The racial killings at the weekend have triggered off a wave of protests throughout the country.
gấy nên

upheaval Hide phonetics
noun [C or U]
(a) great change, especially causing or involving much difficulty, activity or trouble:
Yesterday's coup brought further upheaval to a country already struggling with famine.
It would cause a tremendous upheaval to install a different computer system.
sự biến đổi đột ngột

reverse Hide phonetics
verb [I or T]
to (cause something to) go backwards, or to change the direction, order, position, result, etc. of something to its opposite:
MAINLY UK She reversed (US USUALLY backed) (the car) into the parking space.
The new manager hoped to reverse the decline in the company's fortunes.
Now that you have a job and I don't, our situations are reversed.
The Court of Appeal reversed the earlier judgment and set him free.
đảo lộn

crude (oil) noun [U]
oil in a natural state that has not yet been treated
thô