true (or real) slip是什么意思

用法例句

This paper made the first description of the two species of nematode parasites found in the rhigosphere soil of Erigeron breviscapus: Aphelenchoides involutus Minegawa,1992;Aphelenchus avenae Bastian,1865.

首次报道了灯盏花根际土壤的2种滑刃线虫:内卷滑刃线虫(Aphelenchoides involutusMinegawa,1992),燕麦真滑刃线虫(Aphelenchus avenaeBastian,1865)。

Studies on Pine-parasitic Nematodes in Fujian Ⅱ.Species of Bursaphelenchus Genus on Pine Stem;

福建省松树线虫的研究Ⅱ.松干伞真滑刃线虫的种类续述