Update app.py

app.py

@@ -19,7 +19,7 @@ translation_task_names = {
     'English to Russian': 'translation_en_to_ru',
     'Russian to English': 'translation_ru_to_en',
     'English to Chinese': 'translation_en_to_zh',
-#    'Chinese to English': 'translation_zh_to_en',
+    'Chinese to English': 'translation_zh_to_en',
 #    'English to Japanese': 'translation_en_to_ja',
 #    'Japanese to English': 'translation_ja_to_en',
     'English to Romanian': 'translation_en_to_ro',
@@ -31,6 +31,7 @@ model_names = {
     'T5-Small': 't5-small',
     'T5-Large': 't5-large',
     'Opus-En-ZH': 'liam168/trans-opus-mt-en-zh',
+    'Opus-ZH-En': 'Helsinki-NLP/opus-mt-zh-en',
     'DDDSSS/translation_en-zh': 'DDDSSS/translation_en-zh',
     'T5-Base-nl-en': 'yhavinga/t5-base-36L-ccmatrix-multi',
     'T5-Small-nl-en': 'yhavinga/t5-small-24L-ccmatrix-multi',