1、vanish

消失;失踪;突然不见

He just vanished and was never seen again.

他就这么消失了，再也没人见到过他C8KCo!AS3zL。

The aircraft vanished without trace.

飞机消失得无影无踪Bc;SUz~BxeJZ[_s。

(物种）灭绝;（传统）消亡

Near the end of Devonian times, thirty percent of all animal life vanished.

在泥盆纪末期，30％的动物物种都灭绝了R#x0[;MeY3&!。

all the species of birds that had vanished from Iowa.

艾奥瓦州所有消失了的鸟类物种

2、confirm

证实，证明(情况属实)

X-rays have confirmed that he has not broken any bones.

X光片证实他没有骨折yj+LhMlQsW5Gm%x。

These new statistics confirm our worst fears about the depth of the recession.

这些新的统计数据证实经济衰退已经严重到我们最为担忧的境地dQ^|4-&1G2Z。

（某人）证实，肯定，确认

The spokesman confirmed that the area was now in rebel hands.

这位发言人证实该地区现已落入叛乱分子手中(G2m~-*;G9O)^Sv8。

He confirmed what had long been feared.

他证实了人们长期以来的担心#mQz8MC3yDJAi9o。