hem.i.stich

n.（名詞）
A half line of verse, especially when separated rhythmically from the rest of the line by a caesura.
半行：詩(shī)的半行，尤指由于休止而有節(jié)奏地和詩(shī)行的其余部分分開(kāi)者
An incomplete or imperfect line of verse.
不完全的詩(shī)行或不完美的詩(shī)行

來(lái)源：
Latin hemistichium
拉丁語(yǔ) hemistichium
from Greek hômistikhion
源自 希臘語(yǔ) hômistikhion
hômi- [hemi-]
hômi- [前綴，表示.半.]
stikhos [line] * see steigh-
stikhos [行] *參見(jiàn) steigh-