形容詞 filial:

1. designating the generation or the sequence of generations following the parental generation
2. relating to or characteristic of or befitting an offspring

1. She had done her filial respect to her mother.
   她已經(jīng)對(duì)母親盡了孝心。
2. My husband is a filial son.
   我丈夫是一個(gè)孝順的兒子。

fil.i.al

adj.（形容詞）
Of, relating to, or befitting a son or daughter:
子女應(yīng)做的，孝順的：子女的、與子女有關(guān)的或適合子女的：
例句：
filial respect.
尊敬父母

Having or assuming the relationship of child or offspring to parent.
子女的：具有或承擔(dān)起子女或后代對(duì)父母的關(guān)系的
Genetics Of or relating to a generation or the sequence of generations following the parental generation.
【遺傳學(xué)】 子孫后代的：屬于或關(guān)于在父母代以后的一代或代的順序的

來(lái)源：
Middle English
中古英語(yǔ)
from Old French
源自 古法語(yǔ)
from Late Latin foli3lis
源自 后期拉丁語(yǔ) foli3lis
from Latin folius [son] * see dhô(i)-
源自 拉丁語(yǔ) folius [兒子] *參見(jiàn) dhô(i)-

【引伸】
fil.ially
adv.（副詞）