一块一片用英文怎么说

"一块一片" 用英语可以表示为 "piece by piece" 或 "bit by bit"。

"piece by piece" 是指逐块或逐片地，指分开或分成小块。
"bit by bit" 是指逐渐地，指慢慢地或一点一点地。

例句1：
"He pieced the puzzle together piece by piece."
(他逐块把拼图组合起来)

例句2：
"She learned the new language bit by bit."
(她逐渐学会了新语言)

来源：这个短语是由常用词组组成的，例如 “piece” 和 “bit”。