n. 摇动木马, 竹马, 反复讲的话题, 老调重弹

Hobby \Hob"by\, Hobbyhorse \Hob"by*horse`\, n. [OE. hobin a nag,
OF. hobin hobby; cf. hober to stir, move; prob. of German or
Scand. origin; cf. Dan. hoppe a mare, dial. Sw. hoppa; perh.
akin to E. hop to jump.]
1. A strong, active horse, of a middle size, said to have
been originally from Ireland; an ambling nag. --Johnson.

2. A stick, often with the head or figure of a horse, on
which boys make believe to ride. [ Usually under the form
{hobbyhorse}.]

3. A subject or plan upon which one is constantly setting
off; a favorite and ever-recurring theme of discourse,
thought, or effort; that which occupies one's attention
unduly, or to the weariness of others; a ruling passion.
[Usually under the form {hobby}.]

Not one of them has any hobbyhorse, to use the
phrase of Sterne. --Macaulay.

Hobby \Hob"by\, Hobbyhorse \Hob"by*horse`\, n. [OE. hobin a nag,
OF. hobin hobby; cf. hober to stir, move; prob. of German or
Scand. origin; cf. Dan. hoppe a mare, dial. Sw. hoppa; perh.
akin to E. hop to jump.]
1. A strong, active horse, of a middle size, said to have
been originally from Ireland; an ambling nag. --Johnson.

2. A stick, often with the head or figure of a horse, on
which boys make believe to ride. [ Usually under the form
{hobbyhorse}.]

3. A subject or plan upon which one is constantly setting
off; a favorite and ever-recurring theme of discourse,
thought, or effort; that which occupies one's attention
unduly, or to the weariness of others; a ruling passion.
[Usually under the form {hobby}.]

Not one of them has any hobbyhorse, to use the
phrase of Sterne. --Macaulay.