dǐ​pán

chassis

底盘 底盤 dǐ​pán
chassis
The supporting frame of a vehicle, including the steering, transmission, and braking systems
mounting plate
A board or plate used for mounting electronic components inside an instrument
bottom line
(Mainland China) The minimum acceptable terms or limits held during economic or trade negotiations; a bottom line that is usually not disclosed
batholith
A large mass of igneous rock that has melted and intruded into surrounding strata at great depth

Frequency

Movie subtitles
1.22 per million appears in 1% of films
Written text
4.98 per million

Sources