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いつも， 何時も
1. always, all the time, at all times
2. never
3. usual, regular, habitual, customary
一直，总是；平常，通常，惯常
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いがみ合う， 啀み合う， いがみあう
1. to snarl (at each other), to growl (angrily)
2. to quarrel, to fight, to argue, to feud, to wrangle
tbd
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
