We have an object which has a mass, m1.

有一质量为m1的物体。

youdao

M1:Look, there is a policeman, let's ask him the way.

看，那有一个警察，我们去问他吧。

youdao

THTF provided a few additional details about the LimePC M1 handheld computer, an early version of which will be demonstrated at this week's CES at the THTF booth.

清华同方随后提供了LimePC M1型掌上电脑的另一些细节，它的一个早期版本将会在本周的CES清华同方展台展示。

youdao

They can turn a five-minute ride in a 30-year-old BMW M1 into something more thrilling than an entire day of track driving in a brand new BMW M6.

FORBES: An Unforgettable Ride In A Rare BMW M1 Supercar

Construction work has started to clear the site, just off junction 28 off the M1, a Co-operative spokesman said.

BBC: Co-op building ?22m distribution depot in Derbyshire

Firstly, there was no speed limit on the M1 - drivers could go as fast as their vehicle allowed, and a few enjoyed using the M1 as a racetrack.

BBC: The M1 celebrates its 50th birthday