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(单词翻译:双击或拖选)
Battle of the bedbugs
Vocabulary
itchy
unpleasant feeling on the skin that makes you scratch
welts
area of raised skin, red in colour, sometimes caused by an insect bite
calling card
evidence that something has been there
infestations
problems where insects are in a place and causing damage
insecticides
chemical substances used for killing insects
penetrating
getting inside of
mutations
changes in the genes that make it different from others of its type
toxins
poisons
formidable
impressive or powerful
exterminators
people who kill unwanted pests (such as insects)
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