In practice , the forward market is a poor forecaster .
从实践上来讲，远期交易市场是差劲的预报员。
Copper is reckoned to go one better : it earned its moniker of " dr copper " for its supposed ability as an economic forecaster .
而铜被认为在这方面做的更好：它获得了“铜博士”的绰号，因为它被认为是经济的预报员。
He finds that the better known the forecaster , the less accurate the forecast .
他发现，预言家越出名，其预测就越不准确。
Sun jisong , the chief forecaster at the beijing meteorological bureau , cautioned that part of the apparent increase in extreme weather might be due to more advanced observation techniques and improved recording .
" Extreme weather will be more frequent in the future due to the instability of the atmosphere , and global warming might be the indirect cause , " the forecaster told the english-language paper .
