-----------------------------------
急， きゅう
1. sudden, abrupt, unexpected
2. urgent, pressing
3. steep, sharp, precipitous
4. rapid, swift, fast
5. emergency, crisis, danger
6. urgency, hurrying, haste
7. (in gagaku or noh) end of a song
tbd
-----------------------------------
上り， 登り， 昇り， のぼり
1. ascent, climbing, ascending (path), climb
2. up-train, train heading toward the starting point of its route
3. upbound (esp. toward Tokyo)
4. upstream, uphill
上行(路径)；上升、攀登、攀爬；上行列车，朝目标方向行驶的列车；上行方向(尤其是朝向东京的方向)；上游；上坡路
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
