re·ju·ve·nes·cence /rɪˌʤuvəˈnɛsən(t)s, ˌri-/
返老還童,回春,更新
Re·ju·ve·nes·cence n.
1. A renewing of youth; the state of being or growing young again.
2. Bot. A method of cell formation in which the entire protoplasm of an old cell escapes by rupture of the cell wall, and then develops a new cell wall. It is seen sometimes in the formation of zoospores, etc.
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