Even if giants do not copy startups outright, they can dent their prospects. (Para 5)
                    举一反三
- Anxiety about the tech giants on the part of startups and their investors goes much deeper than such events. (Para 2)
 - Startups used to be able to have several years’ head start working on something novel without the giants noticing. (Para 6)
 - 选择出学术风格较好的句式。 A: Anxiety about the tech giants on the part of startups and their investors goes much deeper than such events. B: Startups and their investors have much deeper anxiety about the tech giants than such events. C: Startups and their investors are much deeper anxious about the tech giants than such events.
 - It has become harder for startups to secure a first financing round. (Para 4)
 - This makes it challenging for startups to find space to break through and avoid being stamped on. (Para 6)
 
