Adjustable blade
[机] 可调整叶片
🧩 词语组成解析
blade
[bled]
n. 刀片，剑;（壳、草等的）叶片;桨叶;浮华少年;
🗣️ 情景例句
But who's going to pay for all of this?
但谁来为这些付钱呢？
One has lived too near a wood to be frightened by owls.
深知底蕴，不以为怪。
Similarly, our own present primitive chemical rockets, though good enough to orbit men,
同样，我们目前使用的原始化学火箭，虽然可以把人送入轨道，