a beam of light

一束光

a blast of

一陣風(fēng)

a burning desire

強(qiáng)烈的愿望

a cluster of

一群另类激情一区二区三区；一組

a column of water

水柱

a constant temperature

恒溫

a crew of

一組(工作人員)

a crushing blow

毀來性的打擊

a favorite topic

愛談?wù)摰脑掝}

a grain of truth

一絲真理

a great many

許多

a great variety of

各種各樣的；大量的

a gust of wind

一陣狂風(fēng)

a host of

許多；一大群

a household word

家喻戶曉的(名)字

a mess of

一大堆

a rule of thumb

概測法

a series of

一系列

a set of

一套

a speck of

一點(diǎn)點(diǎn)