def main():
chinese = { 'they': '他們', 'this': '這', 'that': '那',
'it': '它',
'is': '是', 'are': '是',
'my': '我的', 'your': '你的',
'brothers': '兄弟', 'fault': '錯'
}
sentence = input("Sentence? ")
for c in '.,?!':
sentence = sentence.replace(c, ' ')
for word in sentence.lower().split():
print(chinese[word], end='')
print()