中间人, 助手

[经] 旧货

Second \Sec"ond\, n.
1. One who, or that which, follows, or comes after; one next
and inferior in place, time, rank, importance, excellence,
or power.

Man
An angel's second, nor his second long. --Young.

2. One who follows or attends another for his support and
aid; a backer; an assistant; specifically, one who acts as
another's aid in a duel.

Being sure enough of seconds after the first onset.
--Sir H.
Wotton.

3. Aid; assistance; help. [Obs.]

Give second, and my love
Is everlasting thine. --J. Fletcher.

4. pl. An article of merchandise of a grade inferior to the
best; esp., a coarse or inferior kind of flour.

5. [F. seconde. See {Second}, a.] The sixtieth part of a
minute of time or of a minute of space, that is, the
second regular subdivision of the degree; as, sound moves
about 1,140 English feet in a second; five minutes and ten
seconds north of this place.

6. In the duodecimal system of mensuration, the twelfth part
of an inch or prime; a line. See {Inch}, and {Prime}, n.,
8.

7. (Mus.)
(a) The interval between any tone and the tone which is
represented on the degree of the staff next above it.
(b) The second part in a concerted piece; -- often
popularly applied to the alto.

8. (Parliamentary Procedure) A motion in support of another
motion which has been moved in a deliberative body; a
motion without a second dies without discussion.
[PJC]

{Second hand}, the hand which marks the seconds on the dial
of a watch or a clock.