Soil conservation
土壤保持\\n[经] 土壤保持
🧩 词语组成解析
soil
[sɔɪl]
n. 泥土;土地，国土;滋生地，温床;粪尿，肥料;
vt. 弄脏，污辱;给…上粪（施肥）;被弄脏，变脏;用青草饲料喂养（牲口）;
vi. 变脏、受污染或玷污的;变脏;
soil(full)→以青草喂（牛马）
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
Thank you for inviting us; we had a wonderful time.
谢谢您的邀请，使我们过得很快乐。
Are they with you in China?
他们都和你一块儿在中国吗？