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までに， 迄に
1. by, not later than, before
到……为止
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届く， とどく
1. to reach, to touch, to get to, to carry (of sound)
2. to be delivered, to arrive
3. to be attentive, to be scrupulous, to be thorough
4. to be realized (of a desire), to be fulfilled, to get through (to someone), to be appreciated, to make an impr...
到达；触碰；终于……按时……；传播(声音)；即将交付，即将到达；专注，严谨，全面细致；(愿望)得以实现、得以满足；(某事)得以完成；(给某人)留下印象、得到赞赏；给人留下深刻印象
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はず， 筈， 弭
1. should (be), bound (to be), expected (to be), must (be)
2. nock (of a bow)
3. nock (of an arrow)
4. nock-shaped grip (between thumb and forefinger)
5. wooden frame on the tip of the mast of a Japanese ship that prevents the hawser from falling out...
应该（是），必须（是）