Biotechnology (生物技术) is gradually being introduced _______ the market.
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We must __________ the protection in technology, law, and other aspects
A. stong
B. strength
C. strengthen
Mobile payment often needs to be bound ________ the user's bank card
A. by
B. with
C. in
This may __________ the security of the user's property.
A. endanger
B. dangerous
C. danger
Its basic principle is to compare the information _____ the data stored in the cloud
A. to
B. between
C. with