Backing weld(ing)
[化] 打底焊
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
What do you recommend?
你推荐什么？
May I ask you how old you are?
我能问你多大了吗？
but ten months later, she received a letter from a girl in Holland.
但10个月以后，她收到了荷兰一位姑娘的来信。