“变细”造句

变厚的动脉壁使流通血液的管腔变细.
The thickened artery wall narrows the channel through which the blood flows.

那支旗竿逐渐变细成尖头.
The flagpole tapered off to a point.

向上变细的水道可以出现在好多种环境中, 从海底峡谷到冲积扇.
Upward - fining channels may occur in a wide range of environments, from submarine canyon to alluvial fan.

• #变细