Some are relatively new, a few thousand years old.
有的是相对新的，几有几千年。
The chemical burn is relatively complex, the old favorite is called "cold ironing" approach.
而化学烫相对复杂，这个以往喜欢叫做“冷烫”的办法。
The chemical burn is relatively complex, the old favorite is called "cold ironing" approach.
而化学烫相对复杂，这个以往喜欢叫做“冷烫”的办法。
应用推荐