1.effective adj.有效的;起作用的
Condoms are an effective method of birth control if used with care.
如果使用得当,避孕套是很有效的避孕手段 。
2.stroke n.中风
He had a minor stroke in 1987, which left him partly paralysed.
他1987年曾患轻度中风,之后就半身不遂了 。
3.phrase n.<语>短语;成语<语>语>
The phrase was not meant to be taken seriously.
此话不必当真 。
4.benefit n.利益,好处
Each family farms individually and reaps the benefit of its labor.
各家经营各自的农场,收获各自的劳动成果 。
5.raw adj.生的
Use separate chopping boards for raw meats, cooked meats, vegetables and salads.
切生肉、熟肉、蔬菜和拌色拉的青菜时要使用不同的切菜板 。