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注意， ちゅうい
1. attention, notice, heed
2. care, caution, precaution, looking out (for), watching out (for)
3. advice, warning, caution, reminder
4. admonishment, reprimand, telling-off
注意，留意；小心，谨慎，预防措施，留意(某事)，警惕(某事)；建议、警告、提醒；训诫，训斥，训话
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd