Classification of reserves
[经] 油气藏分类
🧩 词语组成解析
classification
[,klæsɪfɪ'keʃən]
n. 分类;分级;类别;（动植物等的）分类学;
class类别+ifi=fy使...+cation表名词 → classify分类+cation表名词 → 分类法
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 储量, 后备队\\n[经] 准备金
🗣️ 情景例句
He accepted an offer of help.
他接受了援助的建议。
How long will you be out?
你将出去多久？
Large groups of Native Americans were forced to move away form their old hunting grounds.
成批成批的美洲土著人被迫从他们原来的狩猎场迁走。