knockdown

击倒的行为或被击倒的状态。

An act of knocking down or the condition of being knocked down.

沉重的一击。

An overwhelming blow.

一种转基因生物,其染色体中携带一个或多个活性降低或表达被抑制的基因。

A genetically modified organism that carries one or more genes in its chromosomes that have been made less active or had their expression reduced.

使用一种试剂(如与活性基因或其mRNA转录本序列互补的寡核苷酸)来干扰该基因的表达。

The use of a reagent such as an oligonucleotide with sequence complementary to an active gene or its mRNA transcript, to interfere with the expression of said gene.

帆船被突然推至水平、桅杆平行于水面的状态。

The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.

向下传的短传球,例如用头将球传到某人脚下。

a short pass played downwards, for example from the head onto someone's feet.

用作临时更衣室的搭建棚。

A shelter erected for use as a temporary dressing room.

组装产品所需的一组部件,通常在一个地区制造后出口到其他地方组装。

A collection of parts required to assemble a product, typically manufactured in one region and exported elsewhere for assembly.