Proofing
[化] 涂胶; 刮胶; 上胶; 证明
🗣️ 情景例句
Nice to meet you, Dean Rafer.
很高兴见到你， Rafer主任。
She fears Tom will drop out of school.
她担心汤姆会休学。
The man went to great lengths to prove that the diamonds were real.
那人竭力想证明那钻石是真货。