Phase A：瀏覽器語音辨識＋逐詞比對。建議安靜環境；辨識可能經瀏覽器雲端處理。
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Target sentence · grammar:grammar-11-connectors-rhythm-and-but-so-though-however
The unit shows well, but the HVAC is near end of life.
房子漂亮，但空調快壽終。
提示：連接與節奏
Phase A：瀏覽器語音辨識＋逐詞比對。建議安靜環境；辨識可能經瀏覽器雲端處理。
Target sentence · grammar:grammar-11-connectors-rhythm-and-but-so-though-however
The unit shows well, but the HVAC is near end of life.
房子漂亮，但空調快壽終。
提示：連接與節奏