vt.& vi.展开,打开;
vt.摊开;展现,披露;
vi.逐渐显露;开展,发展;
例句:
She unfolded her arms.
她张开双臂。
Such abilities unfold seamlessly in the normal course of development.
读心能力在正常发育中会顺利开展.
He unfolded the map.
他展开地图。