
n.涂黑;燒黑;變黑;炭粉;黑度
動(dòng)詞blacken的現(xiàn)在分詞形式.
Hellish flames billowed upward, blackening the groaning roofbeams. 地獄般的火焰向上翻滾著巨浪,燒黑了房梁,發(fā)出嘎吱聲。
The output signal from the detector may be the blackening of a photographic emulsion. 探測器的輸出信號可以是照相乳膠的黑度。