一、详细释义：


adj.

下面的；底层的

adv.

在…底下；隐藏（或掩盖）在下面


例句：

We could see the original painting underneath.

我们可以在底下看见最初画的。


例句：

We could pull back a bit of this carpet to see what's underneath.

我们可以把地毯拉起来一点点看看下面的东西。


在内心深处；心底里


例句：

Underneath, Sofia was deeply committed to her husband.

索菲娅从内心里对丈夫忠贞不贰。


例句：

He was as violent as Nick underneath.

在内心深处他和尼克一样暴躁不安。


n.

the underneath（物体的）下表面，底面，底部，下部


例句：

There's a crack on the underneath of the bowl.

碗底下有一条裂痕。


例句：

The underneath of the car was covered with rust.

汽车底部锈迹斑斑。


prep.

在…底下；隐藏（或掩盖）在下面


例句：

Her apartment was underneath a bar, called 'The Lift'.

她的公寓在一个叫“醒神”的酒吧下面。


例句：

The device exploded underneath a van.

该装置在一辆货车底下发生了爆炸。


（指真实的感情或性格）在…表象之下


例句：

Underneath his outgoing behaviour Luke was shy.

在外向活泼的外表下，卢克其实很害羞。


例句：

Underneath his rather severe manner, he is really very kindhearted.

他待人态度相当严厉，但心地确实十分善良。


二、词义辨析：


below,beneath,under,underneath

这些前置词均可表示位置“在……下面”之意。 below指位置低于某物或在某物下方，但不一定在正下方，所指范围较宽。 beneath书面用词，指紧挨……之下，其反义词是on。 under普通用词，与over相对，指在某物的正下方，含垂直在下的意思。 underneath书面口语均用，也常与beneath和under换用，但更含遮蔽的意味。


三、参考例句：


Put the date underneath the address.

把日期写在地址下面。


The ball rolled underneath the table.

球滚到了桌下。


Underneath his outgoing behaviour Luke was shy.

在外向活泼的外表下，卢克其实很害羞。


The coin rolled underneath the piano.

硬币滚到钢琴的下面了。


The device exploded underneath a van.

该装置在一辆货车底下发生了爆炸。


The underneath of the car was covered with rust.

汽车底部锈迹斑斑。


Put a bowl underneath to catch the overflowing.

把盆放在下面接住溢出物。


There's a crack on the underneath of the bowl.

碗底下有一条裂痕。


Underneath his rather severe manner, he is really very kindhearted.

他待人态度相当严厉，心地确实十分善良。


There is an aqueduct underneath the new house.

这座新房子底下有个导水管。