Consider that nearly two-thirds of students will experience the "ninth-grade shock," which refers to a dramatic drop in a student's academic performance.

考虑到近三分之二的学生都将经历“九年级冲击，即学生的学习成绩急剧下降。

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There's been a dramatic drop in circulation.

发行量出现了巨幅下滑。

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There’s been a dramatic drop in circulation.

发行量出现了巨幅下滑。

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That is the lowest point on the earth's land surface so this dramatic drop in just a very short geographical area.

这是地球陆地表面的最低点,这急剧下降是在很短的地理范围内。

耶鲁公开课 - 旧约导论课程节选

Such a dramatic drop in national house prices this year is possible, but not yet probable.

ECONOMIST: America's housing market

Until the recent wave of violence, Colombia had enjoyed a dramatic drop in murders.

ECONOMIST: Colombia's paramilitaries

Baroness Bakewell is urging the government to back efforts to stem the dramatic drop in part-time students.

BBC: Joan Bakewell urges action on part-time students