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つらい， 辛い
1. painful, bitter, heart-breaking, difficult (emotionally)
2. tough, difficult, hard (usu. of situations)
3. cruel, harsh, cold
难，困难；痛苦、苦涩、令人心碎、难过；冷，严峻
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くぐり抜ける， 潜り抜ける， くぐりぬける
1. to go through, to pass through
2. to struggle through, to get through (difficulties, danger, etc.), to escape (through the cordon), to evade (the law)
艰难地挣扎过去(例如从地震的废墟中爬出)，克服（困难、危险等），逃脱（封锁线），逃避（法律）；穿过，经过