The flood has scored out a deep channel through the valley.
洪水在山谷里冲刷出一条很深的水涧。
Offering a secure communication channel through remote procedure calls.
通过远程过程调用提供一个安全通信通道。
The thickened artery wall narrows the channel through which the blood flows .
变厚的动脉壁使流通血液的管腔变细。
Donor countries pledged to channel more resources through the Afghan government's budget.
VOA: standard.2010.07.20
However, when that gate is opened, the sodium channel is now going to be incredibly selective and only let through sodium ions and no other type of ion.
但是,当闸门打开的时候,钠离子通道,将会有极高的选择性,不允许除钠离子以外的任何其它离子通过。
For these purposes think about a channel, it only allows sodium to go through for example.
基于此目的,我们来讲离子通道,拿仅允许钠离子通过的通道作为例子
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