介词（Prepositions）是英语中用于表示名词或代词与其他词之间关系的重要词类。掌握其标准发音对提升听说能力至关重要。以下列出常见英语介词及其国际音标（IPA）和简要说明。
about /əˈbaʊt/
above /əˈbʌv/
across /əˈkrɒs/
after /ˈɑːftər/
against /əˈɡenst/
along /əˈlɒŋ/
among /əˈmʌŋ/
around /əˈraʊnd/
as /æz/
at /æt/
before /bɪˈfɔːr/
behind /bɪˈhaɪnd/
below /bɪˈloʊ/
beside /bɪˈsaɪd/
between /bɪˈtwiːn/
by /baɪ/
down /daʊn/
during /ˈdʊərɪŋ/
for /fɔːr/
from /frʌm/
in /ɪn/
into /ˈɪntuː/
near /nɪər/
of /ʌv/
off /ɒf/
on /ɒn/
over /ˈoʊvər/
through /θruː/
to /tuː/
under /ˈʌndər/
with /wɪð/
without /wɪˈðaʊt/