可燃冰

clathrate hydrates

can / may / able to / to approve / to permit / to suit / (particle used for emphasis) certainly / very

used in 可汗[ke4 han2]

ice / CL:塊|块[kuai4] / to chill sth / (of an object or substance) to feel cold / (of a person) cold / unfriendly / (slang) methamphetamine

variant of 冰[bing1]

to burn / to ignite / to light / fig. to spark off (hopes) / to start (debate) / to raise (hopes)

inflammable