extraction
extractionnoun[mass noun]- the action of taking out something, especially using effort or force
拔出;提取
mineral extraction.
采矿。
[count noun]a dental extraction.
拔牙。
- [with adj.]the ethnic origin of someone's family
家世,祖系;血统
a worker of Polish extraction.
一位波兰血统的工人。
语源- late Middle English: via Old French from late Latin extractio(n-), from Latin extrahere 'draw out' (see extract)
考试词汇表