hypogyny

In this paper, we observed and compared the characteristics of phenophases, fruit-set patterns and burial mode of subterranean dispersal units, growth dynamics and the biomass allocations strategy in Ceratocarpus arenarius L.

)的物候、结实格局、地下散布单位入土方式、地上地下生长动态、生殖配置、果实散布的研究,讨论其在准噶尔荒漠极端环境条件下的生活史对策。

upper and lower motor lesions

上位和下位运动损伤

Anterior reduction and fixation for lower cervical fracture

前路切开复位治疗下位颈椎骨折脱位

landing gear downlock override switch

起落架下位锁超控电门

landing gear downlock annunciator

起落架下位锁示号器

drawdown [groundwater]

水位下降〔地下水〕

a secondary or inferior position or status.

第二位的或低下的位置。

You should bring down the next two figures

你应将下两位数字进位。

phreatic water surface

地下水(静止)水位

Lying below the epidermis.

皮下的位于真皮以下的

The Big Apple dropped five places to No. 15, while Los Angeles fell to No. 42 from No. 29 in 2006.

纽约下滑五个榜位，降至第15位；洛杉矶从去年的29位下降至第42位。

Take your places for the next dance.

请就位跳下一支舞。

reseat oneself more comfortably

换个更舒服的座位坐下.

He handed the lady into / out of the car.

他扶那位女士上／下车。

It is at the bottom right hand corner of the map.

它位于地图的右下角。

a humble nobody

地位低下的无名小卒

tangential position roentgenography of mandibular ramus

下颌升支切线位投照术

depression curve

(地下水位的)降落曲线

A police officer pulled up and asked,

一位警官把车停下来问：