pit

地上的坑洞

A hole in the ground.

内爆式核武器的核心,由裂变材料及其粘合的中子反射层或阻尼层组成。

The core of an implosion nuclear weapon, consisting of the fissile material and any neutron reflector or tamper bonded to it.

(通常指地上的)大洞

a sizeable hole (usually in the ground)

赛车道旁的维修区

An area at a racetrack used for refueling and repairing the vehicles during a race.

表面凹陷(尤指解剖学上的凹窝)

a concavity in a surface (especially an anatomical depression)

行进乐队中的固定打击乐器组；前排乐团

The section of a marching band containing mallet percussion instruments and other large percussion instruments too large to be marched, such as the tam-tam; the front ensemble. Can also refer to the area on the sidelines where these instruments are placed.

某些水果(如桃、李、樱桃、橄榄)果核的硬质内层

the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed

矿井

A mine.

考古发掘坑；探方

A hole or trench in the ground, excavated according to grid coordinates, so that the provenance of any feature observed and any specimen or artifact revealed may be established by precise measurement.

交易池；交易大厅

A trading pit.

行李舱

A luggage hold.

小凹坑；窝

A small surface hole or depression, a fossa.

痘疤；麻点

The indented mark left by a pustule, as in smallpox.

坟墓；阴间；地狱

The grave, underworld or Hell.

斗兽场；斗狗场

An enclosed area into which gamecocks, dogs, and other animals are brought to fight, or where dogs are trained to kill rats.

剧院正厅后座；池座

Formerly, that part of a theatre, on the floor of the house, below the level of the stage and behind the orchestra; now, in England, commonly the part behind the stalls; in the United States, the parquet; also, the occupants of such a part of a theatre.

赌场中的赌桌区

Part of a casino which typically holds tables for blackjack, craps, roulette, and other games.

(橄榄球)争球线；中锋位置

The center of the line.

在管状分子中,次生壁缺失而初生壁存在的细胞壁区域。通常成对出现,连接两个细胞。

In tracheary elements, a section of the cell wall where the secondary wall is missing, and the primary wall is present. Pits generally occur in pairs and link two cells.

一种凄凉、压抑的心境。

A bleak, depressing state of mind.

光盘或类似记录介质上,代表编码数据的一小片凹陷区域。

On a compact disc or similar recording medium, a tiny sunken area representing part of the encoded data.