《徐霞客游记·滇游日记十八》
于是沿沟涧南岸溯流西上，一里半，渐渐翻越支脉的山脊。
乃从涧南溯之西上，一里半，渐逾支脊。
So I followed the south bank of the ravine and headed west upstream for a mile and a half, gradually climbing over the ridge of the branch.
<s>[INST] Translate the given Classical Chinese text into modern Chinese, then provide an English translation that captures the nuances of both versions. Classical Chinese: 乃从涧南溯之西上，一里半，渐逾支脊。 [/INST] Modern Chinese: 于是沿沟涧南岸溯流西上，一里半，渐渐翻越支脉的山脊。 English Translation: So I followed the south bank of the ravine and headed west upstream for a mile and a half, gradually climbing over the ridge of the branch.</s>
Translate the given Classical Chinese text into modern Chinese, then provide an English translation that captures the nuances of both versions. Classical Chinese: 乃从涧南溯之西上，一里半，渐逾支脊。
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Modern Chinese: 于是沿沟涧南岸溯流西上，一里半，渐渐翻越支脉的山脊。 English Translation: So I followed the south bank of the ravine and headed west upstream for a mile and a half, gradually climbing over the ridge of the branch.
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