1

我們

wǒmen

we; us; ourselves; our

2

必須

bìxū

to have to must compulsory necessarily

=3

有

yǒu

to have; there is (bound form) having; with; -ful; -ed; -al (as in 有意 yǒuyì intentional)

=3

有

yòu

(obsolete on its own in Standard Chinese) alternative form of 又 (yòu, “again”) (obsolete on its own in Standard Chinese) alternative form of 又 (yòu, “and; with a remainder of (when dividing an integer by ten)”) alternative form of 又 (yòu, “again”) alternative form of 又 (yòu, “and; with a remainder of (when dividing an integer by ten)”)

4

計畫

jìhuà

variant of 計劃 jìhuà