1

我们

wǒmen

we; us; ourselves; our

2

已

yǐ

already to stop then afterwards

=3

是

shì

to be (followed by substantives only) correct; right; true (respectful acknowledgement of a command) very well (adverb for emphatic assertion)

=3

是

shì

variant of 是 shì

4

成年人

chéngniánrén

adult person

=5

了

le

(completed action marker) (modal particle indicating change of state, situation now) (modal particle intensifying preceding clause)

=5

了

liǎo

to finish (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget") (literary) (usually followed by a negative such as 无 wú or 不 bù) completely (not); entirely (not); (not) in the least to understand clearly (variant of 了 liǎo)

=5

了

liǎo

(of eyes) bright clear-sighted to understand clearly

=5

了

liào

unofficial variant of 瞭 liào