1

湯姆

Tāngmǔ

Tom (name)

2

後退

hòutuì

to recoil; to draw back; to fall back; to retreat

3

一步

yībù

one step; a single step

4

跌倒

diēdǎo

to tumble to fall fig. to suffer a reverse (in politics or business)

=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