subcostal line的用法和樣例：
例句
- An irregular line parallels the pleural surface, termed a subpleural line.
外帶胸膜下可見不規則線狀影，於胸膜大致并行，即胸膜下線。 - You can make more money by holding on for the duration of the downtrend, but it is easier to achieve steady results by taking profits at the lower channel line.
你可以通過在下跌趨勢中繼續持有賺更多錢，但是在通道下線兌現利潤更容易實現穩定收益。
