请大神帮我看看这句英语有没有语法错误~Refuting the author’s viewpoint,the lecturerpoints out several problems with the use of hydrogen-based fuel-cell engines insupport of her claim that substituting them for internal-combustion

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请大神帮我看看这句英语有没有语法错误~Refuting the author’s viewpoint,the lecturerpoints out several problems with the use of hydrogen-based fuel-cell engines insupport of her claim that substituting them for internal-combustion

请大神帮我看看这句英语有没有语法错误~Refuting the author’s viewpoint,the lecturerpoints out several problems with the use of hydrogen-based fuel-cell engines insupport of her claim that substituting them for internal-combustion
请大神帮我看看这句英语有没有语法错误~
Refuting the author’s viewpoint,the lecturer
points out several problems with the use of hydrogen-based fuel-cell engines in
support of her claim that substituting them for internal-combustion engines is
technologically unfeasible,environmentally unfriendly and economically
unviable.
word上建议修改……不知该不该改,怎么改.求教~

请大神帮我看看这句英语有没有语法错误~Refuting the author’s viewpoint,the lecturerpoints out several problems with the use of hydrogen-based fuel-cell engines insupport of her claim that substituting them for internal-combustion
大致是说你采用内燃机取代氢能源电池做动力技术上不可行,环境不友好,经济不合理

“how parents should help children to be independent" 从句要把疑问语句改成陈述语句;
另外,sociologists后面应该有个“,”(呃,不过这个貌似不算语法错误)

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