保育团队花了数月时间清除湖中蔓延的入侵杂草。
The conservation team worked for months to eradicate the invasive weeds choking the lake.
▼点击显示答案
解释
彻底清除（入侵物种）
The conservation team worked for months to eradicate the invasive weeds choking the lake.
彻底清除（入侵物种）