復(fù)數(shù)：undertows

n.

an inclination contrary to the strongest or prevailing feeling

"his account had a poignant undertow of regret"

the seaward undercurrent created after waves have broken on the shore

同義詞：sea pusssea-pusssea pursesea-pursesea-poose

Undertow over a barred beach
Mass flux and undertow in the surf zone
The undertow of sulfur metabolism on glutamatergic neurotransmission
Velocities in combined undertow and longshore currents
Observation of undertow and turbulence in a laboratory surf zone
Against the Undertow: Language-Minority Education Policy and Politics in the
Observations and a Model of Undertow over the Inner Continental Shelf
The interaction between the undertow and the boundary layer flow on a beach
Humanitarianism with a Sovereign Face: UNHCR in the Global Undertow
Two new disposable bioreactors for plant cell cultures: The wave & undertow bioreactor and the slug bubble bioreactor