Handscrew
木框螺栓夹板
🗣️ 情景例句
I didn't realize how late is was.
我不知道已经这么晚了。
I know the boy whose father is an engineer.
我知道那个男孩的父亲是工程师。
Vipers (adders) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇（蝮蛇）和响尾蛇产生血液毒素，称为溶血性毒液。