Tom Thumb and Hunca Munca went cautiously across the hearthrug.是什么意思？

Tom Thumb and Hunca Munca went cautiously across the hearthrug.

汤姆大拇和亨卡忙卡小心翼翼地穿过壁炉前的地毯.

Tom

n. 雄动物，雄猫；

例句
She heard Tom exchanging good-natured banter with Jane.
她听见汤姆和简互相打趣。

thumb

n. 拇指，（手套的）拇指部份；vi. 翘起拇指请求搭乘（过路汽车），示意请求搭便车，翻阅；vt. 翻阅，作搭车手势，用拇指翻脏[翻坏]（书页等）；

例句
He took the pen between his thumb and forefinger.
他用拇指和食指捏着笔。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

went

v. 进行( go的过去式 )，去，进展；

例句
I went round the streets and found his new abode.
我走街串巷找到了他的新住所。

cautiously

adv. 小心地，谨慎地，小心翼翼，翼

例句
The commission is cautiously favourable to Austrian membership, foreseeing few economic problems.
没有预见到什么经济问题，委员会谨慎地赞同吸收奥地利为会员。

across

prep. 穿过，横穿，横过，与…交叉，在…对面；adv. 横过，越过，在对面，交叉，斜对面；

例句
Households accumulate wealth across a broad spectrum of assets...
家庭在以各种各样的资产形式积累财富。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

hearthrug

n. 炉前的地毯；

例句
Eliza goes down on her knees on the hearthrug to look for the ring.
伊莉莎在炉前地毯上跪下来寻找那戒指.