在書脊上垂直 — zài shū jí shàng chuí zhí

1

zài⁴

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

2

shū¹

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

3

jí²

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

4

shàng⁴

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

5

chuí²

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

6

zhí²

at, in, on; to exist; used to indicate the present progressive tense / book, letter, document; writing / spine, backbone; ridge / above, on top, superior; to go up; to attend; previous / to hang, to dangle; to hand down, to bequeath; almost, near / straight, vertical; candid, direct, frank

As word