The boys scraped out a hollow place for planting trees.

那些孩子挖了个坑准备栽树。

She looked old and thin with sunken cheeks and hollow eyes.

她看上去又老又瘦, 脸颊凹陷, 眼圈发黑。

They hollowed out a tunnel through the mountain.

他们挖通了穿山隧道。

Bamboo is a sort of hollow plant.

竹子是种中的植。

The stench of cordite and clouds of smoke hung over the hollow.

炸药的恶臭和爆炸硝烟笼罩着山谷。”

The cottage is in that hollow.

村舍在那片洼地。

His apology rings a little hollow.

他的道歉听上去不太诚恳。

The I type shear blocks dowelled bidirectional hollow plates (I SBDBHPs) are the most widely used.

剪力键式双向心大板中的Ⅰ型板（简称Ⅰ型心大板），是该类心大板中使用最多的种板型。

The rabbit tires and falls, landing inside the hollow trunk of a sycamore tree, where he is trapped.

兔子掉到了棵无花果树的树干里，怎么挣扎也出不去。

A water pipe is hollow.

水管是心的。

Flora's laugh hollowed her cheeks.

弗洛拉笑，双颊就凹陷下去。

He gave a hollow laugh.

他发出低沉洞的笑声。

Woodpeckers inhabit hollow trees.

啄木鸟栖息在中的树中。

At the end, a darker path and two hollow balls of boxwood: several episodes of prepubescent sexuality occurred here.

在花园尽头，条更昏暗的小径，两团陷的黄杨木根茎：几段青春期前性行为发生在这里。

Currently, the products consist of toughened glass, interlayer glass, bulletproof glass, pickproof glass, fireproof glass, hollow glass and hot bending glass.

产品有钢化玻璃，夹层玻璃，防弹防盗玻璃，防火玻璃，中及热弯玻璃。

A new waterproof and thermal insulation paint made of materials such as elastic emulsion,hollow glass bead,diatomite,infrared reflection agent and amianthus is introduced.

利用弹性乳液、心玻璃微珠、硅藻土、红外线反射剂、石棉绒等原料制得种新型防水保温涂料。

Thus a hollow appears on the surface of the nucleus.The precursor of chromatoid body gathered in the hollow and condensed into chromatoid body.

拟染色体前体质集中于该凹陷中，并聚焦成拟染色体。

Its Hard products is widely used as electric stove hearth sets in lab and wall,suspend ceiling brick,hollow brick,fire bulkhead muffle board,hot dozzle,nozzle etc.

硬质制品用作实验电炉全纤炉膛件及陶瓷窖用墙体、吊顶砖、孔砖、挡火隔焰板、保温帽、口、套等。

I tapped the melon lightly, the way my mother does in the supermarket, listening for the hollow sound of the freshness: Pung, pung.

像母亲在市场挑瓜那样，我也在瓜上轻轻地敲了敲，听里有没有洞洞的瓜熟的声音。果然传来“砰砰”的回声。

A new fabrication method for hollow microneedle array is proposed with three times exposures in deep X-ray lithography of synchrotron radiation and the development procedure.

摘要提出了种新的心微针阵列加工方法，利用三次同步辐射曝光和显影过程来加工微针。