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つなぐ， 繋ぐ
1. to connect, to link together
2. to tie, to fasten, to restrain
3. to maintain, to preserve, to keep
4. to transfer (phone call), to put a person through
5. to hedge, to buy or sell forward
连接，联结
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