such as grain的用法和样例：
例句
- Any of various ovens for hardening, burning, or drying substances such as grain, meal, or clay, especially a brick-lined oven used to bake or fire ceramics.
窑用于加硬，燃烧或烘干物料如谷物、粗粉或粘土的各式的小窑，特指用来焙干或烧陶器的砖砌的窑 - Cultivated plants or agricultural produce, such as grain, vegetables, or fruit.
庄稼种植的植物或农产品，如谷物、蔬菜或水果
