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立ち寄る， 立寄る， たちよる
1. to drop in (at), to drop by, to call at, to stop by, to stop off, to stop in
顺道拜访，顺路探望，临时造访，中途停留，顺路停留
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