astringe the lung

例句：

1. 1. The tightrope walker mustbe very astringed to balance onthe wire.
   走钢丝的人必须非常紧绷才能在钢丝上保持平衡。
2. 2. The musclesin her arms are astringed fromlifting heavy objects.
   她手臂的肌肉因为经常举重而紧绷。
3. 3. Thedress is so astringed that it barely fits her.
   这件衣服太紧绷了，几乎穿不进去。