Smokometer
煙密度計(jì), 煙塵計(jì)
??? 情景例句
You are?
是嗎？
With only a few facts, Holmes could hypothesize the explanation.
僅憑少許的事實(shí)，福爾摩斯就能推理該事件了。
She tried to explain the situation, saying 'It's only me', but it was too late.
她說了聲“是我，別怕！”然后想進(jìn)行一番解釋，但已來不及了。