If ever
很少，难得; 如果有过的话
🧩 词语组成解析
if
[if]
conj. 如果，倘若;即使;〈口〉是否;假设;
n. 条件，设想;
ever
['evə]
adv. 永远;曾经，这以前;究竟，到底;可能;
🗣️ 情景例句
Bye.
再见。
Affairs that are done by due degrees are soon ended.
事情要安步就班地做，就会很快地做完。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。