- axis
- (bicycle) bottom bracket
Generated definitions (experimental)
- axis
- (bicycle) bottom bracket
This meaning refers to the central line around which something rotates or is aligned. It can be used in both geometric contexts and metaphorical expressions.
The Earth's axis of rotation is very important.
This meaning specifically refers to a component of a bicycle that connects the pedals to the bike frame and allows the crank to rotate.
I recently replaced the bottom bracket of my bicycle.
Make sure the bottom bracket is securely installed.
Generated collocations (experimental)
zhōng zhóu xiàn中轴线axis linezhōng zhóu中轴duì chèn对称central symmetryzhōng zhóu中轴lǐ lùn理论central axis theoryzhōng zhóu中轴xì tǒng系统central axis systemdì miàn地面zhōng zhóu中轴ground axiszhōng zhóu中轴dìng wèi定位central axis positioningzhōng zhóu中轴shè jì设计axis designzhōng zhóu中轴zhī jià支架bottom bracket supportzhōng zhóu中轴yùn dòng运动axis movementyùn dòng运动zhōng zhóu中轴motion axis