1.floral emblem 代表国家、州或城市等的花或植物(如国花、州花)
Australia's National Floral Emblem is the golden wattle.
澳大利亚的国花是金合欢花 。
2.dormant adj. 休眠的;静止的;睡眠状态的;隐匿的
During the winter the seeds lie dormant in the soil.
冬天种子在土壤中休眠 。
3.discoloration n. 变色;污点
discoloration caused by the sun
因日照引起的退色
4.mildew n. 霉;霉病 vt. 使发霉 vi. 发霉;生霉
The grain is liable to mildew when the humidity in the barn is too high.
仓库里潮气太大, 粮食就容易发霉 。
5.mulch n. 覆盖物,护盖物;护根 vt. 做护根;以护盖物覆盖
In May, mulch the bed with garden compost.
五月,在苗床上盖些肥料 。