「學説」

(pos:名詞)
<explanation>
yue:學術上有根據、有系統嘅理論或者主張（量詞：門）
eng:theory; doctrine
<eg>
yue:關於生命嘅起源，有好多唔同嘅學説。 (gwaan1 jyu1 sang1 ming6 ge3 hei2 jyun4, jau5 hou2 do1 m4 tung4 ge3 hok6 syut3.)
eng:There are a multitude of theories concerning the origin of life.