Back and forth
其它 Other来回地
📝 例句
He began rocking back and forth happily like a handsome child in a high chair.
他象个坐在高脚椅里的伶俐孩子那样快活地前后摇晃起来。
Tom swept his brush artistically back and forth.
汤姆巧妙地把刷子刷来刷去。
He rocked back and forth in his chair.
他坐在椅子上前前后后地
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
forth
[fɔrθ]
adv. 向前，向前方;露着的，往外的;[废语]出外，离家;
prep. 出自，从…离开;
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
Do you ever play basketball after school?
你曾经在放学后打篮球吗？
I would like to express to all of you here our sincere welcome.
让我向在座诸位致以最真挚的欢迎。’