劍橋詞典Something that is troubling makes you worried or nervous 令人煩惱的；令人擔(dān)憂的 Some troubling questions remain about the legal status of frozen embryos . 關(guān)于冷凍胚胎的法律地位，仍然存在一些令人憂慮的問(wèn)題。 返回 troubling