Heavy-duty zinc-alloy knife with multilevel locking push button is special for industrial production.

锌合金重型刀，多级锁定的推纽，为工业生产所专用。

youdao

Professional production and sales of self-locking switch key. Since the lock button switches, touch switches. Toggle switch, push button switch.

专业生产和销售按键自锁开关。自锁按键开关。轻触按键开关。拨动开关。按钮开关。

youdao

Leak-proof drink lid with hygienic cover and easy push button operation seals with locking ring.

防漏设计，瓶口覆盖保持卫生，简单易用的按钮操作可轻松开关瓶盖，瓶盖密封性好且带锁扣。

youdao

She left the car in one fluid motion, not even pausing to push the locking button on her security key, and entered the school and walked urgently down the hall, past the display of photographs of "Astronaut Moms and Dads" grinning in their orange pressure suits as they held up models of the space shuttle.

NPR: In 'Challenger Park,' Mom Is an Astronaut