Solar thermal system
un. 太阳能热系统\\n
🧩 词语组成解析
🗣️ 情景例句
I left my bag of film on the ferry.
我把装底片的旅行袋遗放在渡船上了。
I'm afraid you're too particular about your food.
我怕你对食物太考究了。
But this does not matter, for, as he has often remarked, one is never too old to learn.
但这没有关系，因为正如他常说的那样，人要活到老学到老。