upstream activities造句
例句与造句
- Petronas is also involved in upstream activities in algeria angola chad cameroon gabon niger sudan south africa tunisia and lybia
还在阿尔及利亚安哥拉乍得喀麦隆加蓬尼日利亚苏丹南非突尼斯利比亚从事上游活动。 - It's difficult to find upstream activities in a sentence. 用upstream activities造句挺难的