rú / guǒ / zhǐ / shì / jià / gé / bù / tóng / nà / hái / kě / yǐ / bǐ / jiào / zhì / liàng / wèn / tí / zé / lìng / dāng / bié / lùn

如果只是价格不同，那还可以比较；质量问题则另当别论。

If the only difference is price, we can still compare them; quality issues are another matter.