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悲しい， 哀しい， 愛しい， かなしい

1. sad, miserable, unhappy, sorrowful 2. sad, lamentable, deplorable, grievous

悲伤的，痛苦的，不快乐的，忧伤的；悲伤的，可悲的，令人痛心的

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気持ち， 気持， きもち

1. feeling, sensation, mood, state of mind 2. preparedness, readiness, attitude 3. thought, sentiment, consideration, solicitude, gratitude 4. slightly, a bit, a little

感觉，心情；准备的情况、到位的程度、态度；想法、情感、考虑、牵挂、感激之情；稍微；有点；一点儿

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不安， ふあん

1. anxiety, uneasiness, worry, apprehension, fear, insecurity, suspense

焦虑、不安、担心、忧虑、恐惧、不安全感、悬念

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いけない

1. bad, wrong, naughty 2. must not (do, be), should not, ought not to 3. useless, no good, bad 4. hopeless, beyond hope 5. unfortunate, a shame, a pity 6. unable to drink (alcohol) 7. so as not to ..., so that ... (won't), in case ..., for fear that ...

以免……，以免……，以防万一……，担心……，唯恐……；坏了！坏的，错的；无望，毫无希望；真不幸，真遗憾，真可惜

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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

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