The sliding frame (3) is sheathed on both top ends of the table seat (2), and backwards, forwards and horizontally moved along the table seat (2) under the function of the driver (6).

滑动框(3)套在台座(2)两顶端上，可在驱动器(6)的作用下沿台座(2)来回水平移动。

youdao

Second,law enforcement has to have a seat at the table when we talk about what to do next.

VOA: standard.2010.08.11

Cape Town, on the south Atlantic coast, boasts a new 70,000-seat stadium with backdrops of the apartheid-era prison at Robben Island on one side and its iconic Table Mount on the other.

VOA: standard.2010.06.02

So this effort gives you all a seat at the table not just at the White House or at the Pentagon or at the VA. It gives you a seat at the table all across the federal government.

WHITEHOUSE: Supporting Military Families

The palace's State Dining Room, where we wait for the president, is a grand, lavish affair, complete with chandeliers and a long hardwood table that can seat 50.

CNN: DAYS OF THEIR LIVES

The second was right in the center of the table with the last seat facing it.

FORBES: My Lunch With Lady Margaret Thatcher