Not flexible; stiff or unbending.

• Resisting bending, stretching, or twisting.
• Fixed in shape or position.

不灵活；僵硬不弯。

• 抗弯曲、拉伸或扭转。
• 形状或位置固定。

Very strict or exact; not allowing change.

• Inflexible in opinions or behavior.
• Enforced with harsh or unyielding standards.

非常严格或精确；不允许改变。

• 观点或行为上不灵活。
• 以严苛、不让步的标准执行。

An airship with a load-bearing internal framework.

• Its shape is kept by structure, not gas pressure.

具有承重内骨架的飞艇。

• 依靠结构保持外形，而非气体压力。

A bicycle without suspension.

• No front or rear suspension is present.

没有减震系统的自行车。

• 前后都无避震装置。