He would show his collection by gaslight.是什么意思？

He would show his collection by gaslight.

他会在煤气灯光下展示他的收藏品。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

would

aux. 将，将要，愿意，会，打算，大概；v. (will 的过去式，用于转述)将；

例句
I would love to go abroad this year, perhaps to the South of France.
我今年很想出国，可能是去法国南部。

show

vt.& vi. 给…看，表现出，显露出，上演；vt. 说明，指示，表明，演示；n. 展览，显示，外观，表演；vi. 被人看见，显现，显而易见；

例句
They are anxious to show their abhorrence of racism.
他们急切地想要表明自己对种族主义的憎恨。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

collection

n. 收集，采集，征收，收藏品，募捐；

例句
Chris likes music and has a large collection of albums and cassettes.
克里斯喜欢音乐，收集了大量的唱片和磁带。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

gaslight

n. 煤气灯光，煤气灯；

例句
In the gaslight she looked paler than ever.
在煤气灯光下她显得比以往任何时候都苍白。