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bbc英語(yǔ)聽力練習(xí):Great Barrier Reef under threat

時(shí)間:2016-08-30 10:59:00   來(lái)源:無(wú)憂考網(wǎng)     [字體: ]
delegation
people sent to act as representatives

mining
process of digging into the ground

expansion
the process of spreading out

coal
black rock used for energy

imposed
put into place

marine
relating to the sea

ensure
make certain

suspend
stop for a short time

review
report into something

carried out
made to happen