- 重点词汇
- 经常
often; always; frequently; regularly; habitually; constantly; commonly; perennially; given; frequent; regular; constant; all the time; half the time; not infrequently
- 上网
access the Internet; go online; surf the internet; connect to the internet
- 孕妇
pregnant woman; expectant mother; gravida; mother-to-be; pregnant; gravid; impregnate
- 危害
harm; endanger; jeopardize; hurt; hazard; danger; disservice