ORDER/SEQUENCEused when one person or thing in a group does something, then the next, then the next, especially in a regular way 逐个,逐一
One by one each soldier approached the coffin and gave a final salute.
士兵们逐个走到灵柩前,致以最后的敬礼。
Examples from the Corpus
one by one• One by one, worshipers walked to the front of the church.• At once Lord Boddy did the same, and one by one, as they listened and nodded, everyone else followedsuit.• He examined them one by one.• Little puffs of dustrose up as he opened them, one by one.• Paul, Minnesota, and one by one three of the younger brothers who also became lawyersjoinedGeorge there.• She ticks them off, one by one, on her long slenderfingers.• The problems were then studied one by one in order of urgency.• They were all taken away by the RedGuards, broken one by one in the street.• We hold one another, then we return, one by one, each person saying a private good-bye.