The barrier around the pen is about 5 feet tall, but on the other side is a drop of 9 to 10 feet, and Zhang says he could not climb out.

围栏周围的栅栏大概有5尺高，但那对面的熊猫池足足有9-10尺深，Zhang说他根本没法爬出去。

youdao

Once the Peregrine enters a breeding pen its energy requirements drop.

一旦游隼进入育种栏，它的能源需求就会下降。

youdao

Perhaps it is a little thing, pick up the pen you drop, lift a heavy box for you or offer you a seat in the bus.

也许是一件小事，拿起你的笔，为你提一个沉重的箱子，或为你提供一个座位在公共汽车上。

youdao

The 16 first-round losers will drop into a separate repechage competition, which will confusingly be known as the Parker Pen Shield.

BBC: Pontypridd's road leads to Rome

And second, a sharp drop in support for the far right National Front leader, Jean-Marie Le Pen, and for a hotch-potch of extreme left and single-issue candidates has pulled French politics firmly back into the mainstream.

ECONOMIST: France's presidential election

Not only did LG drop the ball in not providing a slot for the stylus, but even the manner in which LG buried the pen settings within the software presents an obstacle to wide user adoption.

ENGADGET: LG Optimus Vu review: a 5-inch, pen-enabled phone to take on the Galaxy Note