您要查找的是不是：
- She laid the picture face downward on the table. 她把那幅画正面朝下放在桌上。
- A downward tendency, as in the price of a stock. 下降趋势如股票价格等的下降趋势
- A scheme for downward communication in the steerable rotary directional drilling system 旋转导向钻井系统中的一种下行通讯方案
- Prices started a downward plunge. 价格开始猛跌。
- He looked downward to avoid my eyes. 他低著头看,以避开我的目光。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- A downward incline or passage; a slope. 斜面，斜坡向下的斜面; 倾斜面
- Projecting downward; overhanging. 向下突出的; 悬伸在外的
- The molten lava got into every nook and cranny on its downward path. 熔岩向下流动时，无缝不钻，无孔不入。
- I am in communication with him on this subject. 关于这问题，我正和他交换意见。
- The essence of language is communication. 语言的本质是沟通。
- Language is an instrument for communication. 语言是交际的手段。
- We had a discussion on language and communication. 我们就语言和交际问题进行了讨论。
- Radio communication has annihilated space. 无线电通讯已消除了空间的阻隔。
- To move a hopper or stacker upward or downward. 上下移动送卡箱或接卡箱。
- In data communication, transmitted and received messages. 在数据通信过程中，被发送和接收的报文量。
- A faucet with a nozzle that is bent downward; a bibb. 弯嘴龙头一种带有向下弯曲的喷嘴的龙头; 龙头
- This area has not been covered by the communication net. 这个地区还不在通讯网的覆盖之内。
- A downward inclination or slope. 倾斜向下的倾斜或斜坡
- He lies on the ground face downward. 他脸朝下趴在地上。
