at a time in sequence的意思|示意

依次 pick sth嘉爱呢女鞋_ 所以由助手替她.No... ... i'll pick you up at 7 o'clock. 7点钟我开车来接你. at a time: in sequence; separately 依次; 一一; 每一次: (c) change the chemicalposition of sth 转变某物的化学身分: ...

逐一 来源：河北教育考试网 时间：2012-03-16 字号： 大 中 小 ... at a time： in sequence; separately 依次; 逐一; 每次: Don't try to do everything at once; take it a bit at a time. 不要什么事情都一块儿干, 要一次做一点儿. at all times：always 随时; 永远: ...