To be sure
出国 Abroad诚然, 固然, 哎呀
🧩 词语组成解析
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
sure
[ʃʊr]
adj. 确信的，确实的;有把握的;无疑的;一定的;
adv. 当然;确实地;无疑地;
🗣️ 情景例句
and he doesn't get to use it.
却又用不上。
Is there a pay pnone nearby?
这附近有没有公用电话？
Don't crowd round him, said the gate keeper.
“不要围着他，”学校门卫说。